MessageTimestampVerifier Class
Properties Methods Events Config Settings Errors
The MessageTimestampVerifier class verifies message timestamps.
Syntax
secureblackbox.Messagetimestampverifier
Remarks
PKCS#7 (Public Key Cryptography Standard #7) is a common format used to store encrypted and signed data. It is used by a variety of protocols, including S/MIME and CMS.
Property List
The following is the full list of the properties of the class with short descriptions. Click on the links for further details.
Certificates | A collection of certificates included in the electronic signature. |
DataBytes | Use this property to pass the timestamped data to class in the byte array form. |
DataFile | The name of the file containing the originally timestamped data. |
DataFileName | Returns the data filename as recorded in the timestamp. |
DataStream | A stream containing the originally timestamped data. |
DataURI | Returns the data URI as recorded in the timestamp. |
FIPSMode | Reserved. |
InputBytes | Use this property to pass the input to class in the byte array form. |
InputFile | Path to the file containing the timestamped message. |
InputStream | The stream containing the timestamped message. |
OutputBytes | Use this property to read the output the class object has produced. |
OutputFile | Path to the file to save the extracted data to. |
OutputStream | The stream to save the extracted data to. |
SignatureValidationResult | The signature validation result. |
SigningCertificate | The certificate that was used to create the signature. |
TimestampFormat | Returns the format of the processed timestamp. |
ValidatedSigningTime | Contains the certified signing time. |
Method List
The following is the full list of the methods of the class with short descriptions. Click on the links for further details.
Config | Sets or retrieves a configuration setting. |
DoAction | Performs an additional action. |
Verify | Verifies a timestamped message. |
VerifyDetached | Verifies a detached timestamped message. |
Event List
The following is the full list of the events fired by the class with short descriptions. Click on the links for further details.
Error | Information about errors during PKCS#7 message encryption. |
Notification | This event notifies the application about an underlying control flow event. |
Config Settings
The following is a list of config settings for the class with short descriptions. Click on the links for further details.
MediaType | Media type. |
TempPath | Path for storing temporary files. |
CheckKeyIntegrityBeforeUse | Enables or disable private key integrity check before use. |
CookieCaching | Specifies whether a cookie cache should be used for HTTP(S) transports. |
Cookies | Gets or sets local cookies for the class (supported for HTTPClient, RESTClient and SOAPClient only). |
DefDeriveKeyIterations | Specifies the default key derivation algorithm iteration count. |
EnableClientSideSSLFFDHE | Enables or disables finite field DHE key exchange support in TLS clients. |
GlobalCookies | Gets or sets global cookies for all the HTTP transports. |
HttpUserAgent | Specifies the user agent name to be used by all HTTP clients. |
LogDestination | Specifies the debug log destination. |
LogDetails | Specifies the debug log details to dump. |
LogFile | Specifies the debug log filename. |
LogFilters | Specifies the debug log filters. |
LogFlushMode | Specifies the log flush mode. |
LogLevel | Specifies the debug log level. |
LogMaxEventCount | Specifies the maximum number of events to cache before further action is taken. |
LogRotationMode | Specifies the log rotation mode. |
MaxASN1BufferLength | Specifies the maximal allowed length for ASN.1 primitive tag data. |
MaxASN1TreeDepth | Specifies the maximal depth for processed ASN.1 trees. |
OCSPHashAlgorithm | Specifies the hash algorithm to be used to identify certificates in OCSP requests. |
Tag | Allows to store any custom data. |
UseOwnDNSResolver | Specifies whether the client classes should use own DNS resolver. |
UseSharedSystemStorages | Specifies whether the validation engine should use a global per-process copy of the system certificate stores. |
UseSystemOAEPAndPSS | Enforces or disables the use of system-driven RSA OAEP and PSS computations. |
UseSystemRandom | Enables or disables the use of the OS PRNG. |
Certificates Property (MessageTimestampVerifier Class)
A collection of certificates included in the electronic signature.
Syntax
public CertificateList getCertificates();
Remarks
Use this property to access all certificates included into the signature(s) by its creator.
This property is read-only and not available at design time.
DataBytes Property (MessageTimestampVerifier Class)
Use this property to pass the timestamped data to class in the byte array form.
Syntax
public byte[] getDataBytes(); public void setDataBytes(byte[] dataBytes);
Remarks
Assign a byte array containing the original timestamped data to this property.
This property is not available at design time.
DataFile Property (MessageTimestampVerifier Class)
The name of the file containing the originally timestamped data.
Syntax
public String getDataFile(); public void setDataFile(String dataFile);
Default Value
""
Remarks
Use this property to provide the original data when validating detached timestamps with VerifyDetached.
DataFileName Property (MessageTimestampVerifier Class)
Returns the data filename as recorded in the timestamp.
Syntax
public String getDataFileName();
Default Value
""
Remarks
This read-only property returns the file name of the timestamped data as recorded in the timestamp by its creator. It only carries an informational purpose.
This property is read-only.
DataStream Property (MessageTimestampVerifier Class)
A stream containing the originally timestamped data.
Syntax
public java.io.InputStream getDataStream(); public void setDataStream(java.io.InputStream dataStream);
Default Value
null
Remarks
Use this property to provide the original data when validating detached timestamps with VerifyDetached.
This property is not available at design time.
DataURI Property (MessageTimestampVerifier Class)
Returns the data URI as recorded in the timestamp.
Syntax
public String getDataURI();
Default Value
""
Remarks
This read-only property returns the URI of the timestamped data as recorded in the timestamp by its creator. It only carries an informational purpose.
This property is read-only.
FIPSMode Property (MessageTimestampVerifier Class)
Reserved.
Syntax
public boolean isFIPSMode(); public void setFIPSMode(boolean FIPSMode);
Default Value
False
Remarks
This property is reserved for future use.
InputBytes Property (MessageTimestampVerifier Class)
Use this property to pass the input to class in the byte array form.
Syntax
public byte[] getInputBytes(); public void setInputBytes(byte[] inputBytes);
Remarks
Assign a byte array containing the data to be processed to this property.
This property is not available at design time.
InputFile Property (MessageTimestampVerifier Class)
Path to the file containing the timestamped message.
Syntax
public String getInputFile(); public void setInputFile(String inputFile);
Default Value
""
Remarks
Use this property to provide a file containing the timestamped data, either enveloping or detached.
InputStream Property (MessageTimestampVerifier Class)
The stream containing the timestamped message.
Syntax
public java.io.InputStream getInputStream(); public void setInputStream(java.io.InputStream inputStream);
Default Value
null
Remarks
Use this property to provide a stream containing the timestamped message.
This property is not available at design time.
OutputBytes Property (MessageTimestampVerifier Class)
Use this property to read the output the class object has produced.
Syntax
public byte[] getOutputBytes();
Remarks
Read the contents of this property after the operation is completed to read the produced output. This property will only be set if OutputFile and OutputStream properties had not been assigned.
This property is read-only and not available at design time.
OutputFile Property (MessageTimestampVerifier Class)
Path to the file to save the extracted data to.
Syntax
public String getOutputFile(); public void setOutputFile(String outputFile);
Default Value
""
Remarks
Use this property when validating enveloping timestamps to specify the output file where the extracted message should be saved.
OutputStream Property (MessageTimestampVerifier Class)
The stream to save the extracted data to.
Syntax
public java.io.OutputStream getOutputStream(); public void setOutputStream(java.io.OutputStream outputStream);
Default Value
null
Remarks
Use this property when verifying enveloping timestamps to provide the stream to save the extracted data to.
This property is not available at design time.
SignatureValidationResult Property (MessageTimestampVerifier Class)
The signature validation result.
Syntax
public int getSignatureValidationResult(); Enumerated values: public final static int svtValid = 0; public final static int svtUnknown = 1; public final static int svtCorrupted = 2; public final static int svtSignerNotFound = 3; public final static int svtFailure = 4;
Default Value
0
Remarks
Use this property to check the result of the most recent signature validation.
svtValid | 0 | The signature is valid |
svtUnknown | 1 | Signature validity is unknown |
svtCorrupted | 2 | The signature is corrupted |
svtSignerNotFound | 3 | Failed to acquire the signing certificate. The signature cannot be validated. |
svtFailure | 4 | General failure |
This property is read-only and not available at design time.
SigningCertificate Property (MessageTimestampVerifier Class)
The certificate that was used to create the signature.
Syntax
public Certificate getSigningCertificate();
Remarks
Use this property to access the certificate that was used to create the signature. This property might not be available if the signer chose not to include the certificate into the signature.
This property is read-only and not available at design time.
TimestampFormat Property (MessageTimestampVerifier Class)
Returns the format of the processed timestamp.
Syntax
public int getTimestampFormat(); Enumerated values: public final static int mtfUnknown = 0; public final static int mtfRFC5544 = 1; public final static int mtfCMS = 2; public final static int mtfTSPReply = 3;
Default Value
0
Remarks
Use this property to check the format of the processed timestamp blob.
mtfUnknown | 0 | Unknown or unspecified format |
mtfRFC5544 | 1 | RFC5544-compliant format, based on PKCS#7 TimeStampedData object |
mtfCMS | 2 | A generic RFC3161 timestamp response object (TimeStampToken) |
mtfTSPReply | 3 | Same as mtfCMS, but including the auxiliary TSA response wrapper (TimeStampResp) |
This property is read-only and not available at design time.
ValidatedSigningTime Property (MessageTimestampVerifier Class)
Contains the certified signing time.
Syntax
public String getValidatedSigningTime();
Default Value
""
Remarks
Use this property to obtain the signing time as certified by an external timestamp. The time is in UTC.
This property is read-only and not available at design time.
Config Method (Messagetimestampverifier Class)
Sets or retrieves a configuration setting.
Syntax
public String config(String configurationString);
Remarks
Config is a generic method available in every class. It is used to set and retrieve configuration settings for the class.
These settings are similar in functionality to properties, but they are rarely used. In order to avoid "polluting" the property namespace of the class, access to these internal properties is provided through the Config method.
To set a configuration setting named PROPERTY, you must call Config("PROPERTY=VALUE"), where VALUE is the value of the setting expressed as a string. For boolean values, use the strings "True", "False", "0", "1", "Yes", or "No" (case does not matter).
To read (query) the value of a configuration setting, you must call Config("PROPERTY"). The value will be returned as a string.
DoAction Method (Messagetimestampverifier Class)
Performs an additional action.
Syntax
public String doAction(String actionID, String actionParams);
Remarks
DoAction is a generic method available in every class. It is used to perform an additional action introduced after the product major release. The list of actions is not fixed, and may be flexibly extended over time.
The unique identifier of the action is provided in ActionID parameter. ActionParams contains a list of parameters for the action in the form of PARAM1=VALUE1;PARAM2=VALUE2;....
Verify Method (Messagetimestampverifier Class)
Verifies a timestamped message.
Syntax
public void verify();
Remarks
Use this method to verify the enveloping timestamped message provided via InputFile (or InputStream). The original message will be extracted and saved to OutputFile (OutputStream).
Use VerifyDetached to verify detached timestamps.
VerifyDetached Method (Messagetimestampverifier Class)
Verifies a detached timestamped message.
Syntax
public void verifyDetached();
Remarks
Use this method to verify the detached timestamped message provided via InputFile (or InputStream). Please provide the original data via DataFile or DataStream property. You do not need to provide OutputFile and OutputStream, as no data is extracted during this call.
Use Verify to verify enveloping timestamps.
Error Event (Messagetimestampverifier Class)
Information about errors during PKCS#7 message encryption.
Syntax
public class DefaultMessagetimestampverifierEventListener implements MessagetimestampverifierEventListener { ... public void error(MessagetimestampverifierErrorEvent e) {} ... } public class MessagetimestampverifierErrorEvent { public int errorCode; public String description; }
Remarks
The event is fired in case of exceptional conditions during message processing.
ErrorCode contains an error code and Description contains a textual description of the error. For a list of valid error codes and their descriptions, please refer to the Messages section.
Notification Event (Messagetimestampverifier Class)
This event notifies the application about an underlying control flow event.
Syntax
public class DefaultMessagetimestampverifierEventListener implements MessagetimestampverifierEventListener { ... public void notification(MessagetimestampverifierNotificationEvent e) {} ... } public class MessagetimestampverifierNotificationEvent { public String eventID; public String eventParam; }
Remarks
The class fires this event to let the application know about some event, occurrence, or milestone in the component. For example, it may fire to report completion of the document processing. The list of events being reported is not fixed, and may be flexibly extended over time.
The unique identifier of the event is provided in EventID parameter. EventParam contains any parameters accompanying the occurrence. Depending on the type of the component, the exact action it is performing, or the document being processed, one or both may be omitted.
Certificate Type
Provides details of an individual X.509 certificate.
Remarks
This type provides access to X.509 certificate details.
Fields
Bytes byte[] |
Returns raw certificate data in DER format. |
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CA boolean |
Indicates whether the certificate has a CA capability (a setting in BasicConstraints extension). |
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CAKeyID byte[] |
A unique identifier (fingerprint) of the CA certificate's private key. Authority Key Identifier is a (non-critical) X.509 certificate extension which allows the identification of certificates produced by the same issuer, but with different public keys. |
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CRLDistributionPoints String |
Locations of the CRL (Certificate Revocation List) distribution points used to check this certificate's validity. |
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Curve String |
Specifies the elliptic curve of the EC public key.
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Fingerprint byte[] |
Contains the fingerprint (a hash imprint) of this certificate. |
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FriendlyName String |
Contains an associated alias (friendly name) of the certificate. |
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HashAlgorithm String |
Specifies the hash algorithm to be used in the operations on the certificate (such as key signing)
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Issuer String |
The common name of the certificate issuer (CA), typically a company name. |
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IssuerRDN String |
A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate issuer. |
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KeyAlgorithm String |
Specifies the public key algorithm of this certificate.
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KeyBits int |
Returns the length of the public key. |
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KeyFingerprint byte[] |
Returns a fingerprint of the public key contained in the certificate. |
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KeyUsage int |
Indicates the purposes of the key contained in the certificate, in the form of an OR'ed flag set. This value is a bit mask of the following values:
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KeyValid boolean |
Returns True if the certificate's key is cryptographically valid, and False otherwise. |
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OCSPLocations String |
Locations of OCSP (Online Certificate Status Protocol) services that can be used to check this certificate's validity, as recorded by the CA. |
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OCSPNoCheck boolean |
Accessor to the value of the certificates ocsp-no-check extension. |
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Origin int |
Returns the origin of this certificate. |
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PolicyIDs String |
Contains identifiers (OIDs) of the applicable certificate policies. The Certificate Policies extension identifies a sequence of policies under which the certificate has been issued, and which regulate its usage. |
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PrivateKeyBytes byte[] |
Contains the certificate's private key. It is normal for this property to be empty if the private key is non-exportable. |
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PrivateKeyExists boolean |
Indicates whether the certificate has an associated private key. |
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PrivateKeyExtractable boolean |
Indicates whether the private key is extractable |
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PublicKeyBytes byte[] |
Contains the certificate's public key in DER format. |
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QualifiedStatements int |
Returns the qualified status of the certificate. |
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SelfSigned boolean |
Indicates whether the certificate is self-signed (root) or signed by an external CA. |
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SerialNumber byte[] |
Returns the certificate's serial number. |
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SigAlgorithm String |
Indicates the algorithm that was used by the CA to sign this certificate. |
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Subject String |
The common name of the certificate holder, typically an individual's name, a URL, an e-mail address, or a company name. |
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SubjectAlternativeName String |
Returns or sets the value of the Subject Alternative Name extension of the certificate. |
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SubjectKeyID byte[] |
Contains a unique identifier (fingerprint) of the certificate's private key. Subject Key Identifier is a (non-critical) X.509 certificate extension which allows the identification of certificates containing a particular public key. In SecureBlackbox, the unique identifier is represented with a SHA1 hash of the bit string of the subject public key. |
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SubjectRDN String |
A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate holder (subject). |
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ValidFrom String |
The time point at which the certificate becomes valid, in UTC. |
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ValidTo String |
The time point at which the certificate expires, in UTC. |
Constructors
public Certificate( bytes, startIndex, count, password);
Loads the X.509 certificate from a memory buffer. Bytes is a buffer containing the raw certificate data. StartIndex and Count specify the starting position and number of bytes to be read from the buffer, respectively. Password is a password encrypting the certificate.
public Certificate( certBytes, certStartIndex, certCount, keyBytes, keyStartIndex, keyCount, password);
Loads the X.509 certificate from a memory buffer. CertBytes is a buffer containing the raw certificate data. CertStartIndex and CertCount specify the number of bytes to be read from the buffer, respectively. KeyBytes is a buffer containing the private key data. KeyStartIndex and KeyCount specify the starting position and number of bytes to be read from the buffer, respectively. Password is a password encrypting the certificate.
public Certificate( bytes, startIndex, count);
Loads the X.509 certificate from a memory buffer. Bytes is a buffer containing the raw certificate data. StartIndex and Count specify the starting position and number of bytes to be read from the buffer, respectively.
public Certificate( path, password);
Loads the X.509 certificate from a file. Path specifies the full path to the file containing the certificate data. Password is a password encrypting the certificate.
public Certificate( certPath, keyPath, password);
Loads the X.509 certificate from a file. CertPath specifies the full path to the file containing the certificate data. KeyPath specifies the full path to the file containing the private key. Password is a password encrypting the certificate.
public Certificate( path);
Loads the X.509 certificate from a file. Path specifies the full path to the file containing the certificate data.
public Certificate( stream);
Loads the X.509 certificate from a stream. Stream is a stream containing the certificate data.
public Certificate( stream, password);
Loads the X.509 certificate from a stream. Stream is a stream containing the certificate data. Password is a password encrypting the certificate.
public Certificate( certStream, keyStream, password);
Loads the X.509 certificate from a stream. CertStream is a stream containing the certificate data. KeyStream is a stream containing the private key. Password is a password encrypting the certificate.
public Certificate();
Creates a new object with default field values.
Config Settings (Messagetimestampverifier Class)
The class accepts one or more of the following configuration settings. Configuration settings are similar in functionality to properties, but they are rarely used. In order to avoid "polluting" the property namespace of the class, access to these internal properties is provided through the Config method.MessageTimestampVerifier Config Settings | ||||||||||||||||||||||||||||||
MediaType: Media type.The media type. | ||||||||||||||||||||||||||||||
TempPath: Path for storing temporary files.This setting specifies an absolute path to the location on disk where temporary files are stored. | ||||||||||||||||||||||||||||||
Base Config Settings | ||||||||||||||||||||||||||||||
CheckKeyIntegrityBeforeUse:
Enables or disable private key integrity check before use.This global property enables or disables private key material check before each signing operation. This slows down performance a bit,
but prevents a selection of attacks on RSA keys where keys with unknown origins are used.
You can switch this property off to improve performance if your project only uses known, good private keys. |
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CookieCaching:
Specifies whether a cookie cache should be used for HTTP(S) transports.Set this property to enable or disable cookies caching for the class.
Supported values are:
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Cookies: Gets or sets local cookies for the class (supported for HTTPClient, RESTClient and SOAPClient only).Use this property to get cookies from the internal cookie storage of the class and/or restore them back between application sessions. | ||||||||||||||||||||||||||||||
DefDeriveKeyIterations: Specifies the default key derivation algorithm iteration count.This global property sets the default number of iterations for all supported key derivation algorithms. Note that you can provide the required number of iterations by using properties of the relevant key generation component; this global setting is used in scenarios where specific iteration count is not or cannot be provided. | ||||||||||||||||||||||||||||||
EnableClientSideSSLFFDHE:
Enables or disables finite field DHE key exchange support in TLS clients.This global property enables or disables support for finite field DHE key exchange methods in TLS clients. FF DHE is a slower
algorithm if compared to EC DHE; enabling it may result in slower connections.
This setting only applies to sessions negotiated with TLS version 1.3. |
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GlobalCookies: Gets or sets global cookies for all the HTTP transports.Use this property to get cookies from the GLOBAL cookie storage or restore them back between application sessions. These cookies will be used by all the classes that have its CookieCaching property set to "global". | ||||||||||||||||||||||||||||||
HttpUserAgent: Specifies the user agent name to be used by all HTTP clients.This global setting defines the User-Agent field of the HTTP request provides information about the software that initiates the request. This value will be used by all the HTTP clients including the ones used internally in other classes. | ||||||||||||||||||||||||||||||
LogDestination:
Specifies the debug log destination.Contains a comma-separated list of values that specifies where debug log should be dumped.
Supported values are:
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LogDetails:
Specifies the debug log details to dump.Contains a comma-separated list of values that specifies which debug log details to dump.
Supported values are:
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LogFile: Specifies the debug log filename.Use this property to provide a path to the log file. | ||||||||||||||||||||||||||||||
LogFilters:
Specifies the debug log filters.Contains a comma-separated list of value pairs ("name:value") that describe filters.
Supported filter names are:
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LogFlushMode:
Specifies the log flush mode.Use this property to set the log flush mode. The following values are defined:
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LogLevel:
Specifies the debug log level.Use this property to provide the desired debug log level.
Supported values are:
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LogMaxEventCount:
Specifies the maximum number of events to cache before further action is taken.Use this property to specify the log event number threshold. This threshold may have different effects,
depending on the rotation setting and/or the flush mode.
The default value of this setting is 100. |
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LogRotationMode:
Specifies the log rotation mode.Use this property to set the log rotation mode. The following values are defined:
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MaxASN1BufferLength: Specifies the maximal allowed length for ASN.1 primitive tag data.This global property limits the maximal allowed length for ASN.1 tag data for non-content-carrying structures, such as certificates, CRLs, or timestamps. It does not affect structures that can carry content, such as CMS/CAdES messages. This is a security property aiming at preventing DoS attacks. | ||||||||||||||||||||||||||||||
MaxASN1TreeDepth: Specifies the maximal depth for processed ASN.1 trees.This global property limits the maximal depth of ASN.1 trees that the component can handle without throwing an error. This is a security property aiming at preventing DoS attacks. | ||||||||||||||||||||||||||||||
OCSPHashAlgorithm: Specifies the hash algorithm to be used to identify certificates in OCSP requests.This global setting defines the hash algorithm to use in OCSP requests during chain validation. Some OCSP responders can only use older algorithms, in which case setting this property to SHA1 may be helpful. | ||||||||||||||||||||||||||||||
Tag: Allows to store any custom data.Use this config property to store any custom data. | ||||||||||||||||||||||||||||||
UseOwnDNSResolver: Specifies whether the client components should use own DNS resolver.Set this global property to false to force all the client components to use the DNS resolver provided by the target OS instead of using own one. | ||||||||||||||||||||||||||||||
UseSharedSystemStorages: Specifies whether the validation engine should use a global per-process copy of the system certificate stores.Set this global property to false to make each validation run use its own copy of system certificate stores. | ||||||||||||||||||||||||||||||
UseSystemOAEPAndPSS:
Enforces or disables the use of system-driven RSA OAEP and PSS computations.This global setting defines who is responsible for performing RSA-OAEP and RSA-PSS computations where the private key is stored in a Windows system store and is exportable.
If set to true, SBB will delegate the computations to Windows via a CryptoAPI call. Otherwise, it will export the key material and perform the computations
using its own OAEP/PSS implementation.
This setting only applies to certificates originating from a Windows system store. |
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UseSystemRandom: Enables or disables the use of the OS PRNG.Use this global property to enable or disable the use of operating system-driven pseudorandom number generation. |
Trappable Errors (Messagetimestampverifier Class)
MessageTimestampVerifier Errors
1048577 Invalid parameter value (SB_ERROR_INVALID_PARAMETER) | |
1048578 Class is configured incorrectly (SB_ERROR_INVALID_SETUP) | |
1048579 Operation cannot be executed in the current state (SB_ERROR_INVALID_STATE) | |
1048580 Attempt to set an invalid value to a property (SB_ERROR_INVALID_VALUE) | |
1048581 Certificate does not have its private key loaded (SB_ERROR_NO_PRIVATE_KEY) | |
1048581 Cancelled by the user (SB_ERROR_CANCELLED_BY_USER) |