MessageVerifier Class
Properties Methods Events Configuration Settings Errors
The MessageVerifier class verifies digital signatures of data stored in the PKCS#7 format.
Syntax
secureblackbox.messageverifier()
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.
CertCount | The number of records in the Cert arrays. |
CertBytes | Returns raw certificate data in DER format. |
CertCA | Indicates whether the certificate has a CA capability (a setting in BasicConstraints extension). |
CertCAKeyID | A unique identifier (fingerprint) of the CA certificate's private key. |
CertCRLDistributionPoints | Locations of the CRL (Certificate Revocation List) distribution points used to check this certificate's validity. |
CertCurve | Specifies the elliptic curve of the EC public key. |
CertFingerprint | Contains the fingerprint (a hash imprint) of this certificate. |
CertFriendlyName | Contains an associated alias (friendly name) of the certificate. |
CertHandle | Allows to get or set a 'handle', a unique identifier of the underlying property object. |
CertHashAlgorithm | Specifies the hash algorithm to be used in the operations on the certificate (such as key signing) SB_HASH_ALGORITHM_SHA1 SHA1 SB_HASH_ALGORITHM_SHA224 SHA224 SB_HASH_ALGORITHM_SHA256 SHA256 SB_HASH_ALGORITHM_SHA384 SHA384 SB_HASH_ALGORITHM_SHA512 SHA512 SB_HASH_ALGORITHM_MD2 MD2 SB_HASH_ALGORITHM_MD4 MD4 SB_HASH_ALGORITHM_MD5 MD5 SB_HASH_ALGORITHM_RIPEMD160 RIPEMD160 SB_HASH_ALGORITHM_CRC32 CRC32 SB_HASH_ALGORITHM_SSL3 SSL3 SB_HASH_ALGORITHM_GOST_R3411_1994 GOST1994 SB_HASH_ALGORITHM_WHIRLPOOL WHIRLPOOL SB_HASH_ALGORITHM_POLY1305 POLY1305 SB_HASH_ALGORITHM_SHA3_224 SHA3_224 SB_HASH_ALGORITHM_SHA3_256 SHA3_256 SB_HASH_ALGORITHM_SHA3_384 SHA3_384 SB_HASH_ALGORITHM_SHA3_512 SHA3_512 SB_HASH_ALGORITHM_BLAKE2S_128 BLAKE2S_128 SB_HASH_ALGORITHM_BLAKE2S_160 BLAKE2S_160 SB_HASH_ALGORITHM_BLAKE2S_224 BLAKE2S_224 SB_HASH_ALGORITHM_BLAKE2S_256 BLAKE2S_256 SB_HASH_ALGORITHM_BLAKE2B_160 BLAKE2B_160 SB_HASH_ALGORITHM_BLAKE2B_256 BLAKE2B_256 SB_HASH_ALGORITHM_BLAKE2B_384 BLAKE2B_384 SB_HASH_ALGORITHM_BLAKE2B_512 BLAKE2B_512 SB_HASH_ALGORITHM_SHAKE_128 SHAKE_128 SB_HASH_ALGORITHM_SHAKE_256 SHAKE_256 SB_HASH_ALGORITHM_SHAKE_128_LEN SHAKE_128_LEN SB_HASH_ALGORITHM_SHAKE_256_LEN SHAKE_256_LEN . |
CertIssuer | The common name of the certificate issuer (CA), typically a company name. |
CertIssuerRDN | A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate issuer. |
CertKeyAlgorithm | Specifies the public key algorithm of this certificate. |
CertKeyBits | Returns the length of the public key. |
CertKeyFingerprint | Returns a fingerprint of the public key contained in the certificate. |
CertKeyUsage | Indicates the purposes of the key contained in the certificate, in the form of an OR'ed flag set. |
CertKeyValid | Returns True if the certificate's key is cryptographically valid, and False otherwise. |
CertOCSPLocations | Locations of OCSP (Online Certificate Status Protocol) services that can be used to check this certificate's validity, as recorded by the CA. |
CertPolicyIDs | Contains identifiers (OIDs) of the applicable certificate policies. |
CertPublicKeyBytes | Contains the certificate's public key in DER format. |
CertSelfSigned | Indicates whether the certificate is self-signed (root) or signed by an external CA. |
CertSerialNumber | Returns the certificate's serial number. |
CertSigAlgorithm | Indicates the algorithm that was used by the CA to sign this certificate. |
CertSubject | The common name of the certificate holder, typically an individual's name, a URL, an e-mail address, or a company name. |
CertSubjectKeyID | Contains a unique identifier (fingerprint) of the certificate's private key. |
CertSubjectRDN | A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate holder (subject). |
CertValidFrom | The time point at which the certificate becomes valid, in UTC. |
CertValidTo | The time point at which the certificate expires, in UTC. |
ClaimedSigningTime | Returns a signature's claimed signing time. |
ContentType | A content type property of the signed message. |
DataBytes | Use this property to pass the original signed data to class in the byte array form. |
DataFile | The name of the file containing the original signed data. |
HashAlgorithm | Hash algorithm which was used to calculate the signature. |
InputBytes | Use this property to pass the input to class in the byte array form. |
InputFile | Path to the file containing the signed message. |
KnownCertCount | The number of records in the KnownCert arrays. |
KnownCertBytes | Returns raw certificate data in DER format. |
KnownCertHandle | Allows to get or set a 'handle', a unique identifier of the underlying property object. |
OutputBytes | Use this property to read the output the class object has produced. |
OutputFile | Path to the file to save the extracted data to. |
SignatureValidationResult | The signature validation result. |
SignedAttributeCount | The number of records in the SignedAttribute arrays. |
SignedAttributeOID | The object identifier of the attribute. |
SignedAttributeValue | The value of the attribute. |
SigningCertBytes | Returns raw certificate data in DER format. |
SigningCertCA | Indicates whether the certificate has a CA capability (a setting in BasicConstraints extension). |
SigningCertCAKeyID | A unique identifier (fingerprint) of the CA certificate's private key. |
SigningCertCRLDistributionPoints | Locations of the CRL (Certificate Revocation List) distribution points used to check this certificate's validity. |
SigningCertCurve | Specifies the elliptic curve of the EC public key. |
SigningCertFingerprint | Contains the fingerprint (a hash imprint) of this certificate. |
SigningCertFriendlyName | Contains an associated alias (friendly name) of the certificate. |
SigningCertHandle | Allows to get or set a 'handle', a unique identifier of the underlying property object. |
SigningCertHashAlgorithm | Specifies the hash algorithm to be used in the operations on the certificate (such as key signing) SB_HASH_ALGORITHM_SHA1 SHA1 SB_HASH_ALGORITHM_SHA224 SHA224 SB_HASH_ALGORITHM_SHA256 SHA256 SB_HASH_ALGORITHM_SHA384 SHA384 SB_HASH_ALGORITHM_SHA512 SHA512 SB_HASH_ALGORITHM_MD2 MD2 SB_HASH_ALGORITHM_MD4 MD4 SB_HASH_ALGORITHM_MD5 MD5 SB_HASH_ALGORITHM_RIPEMD160 RIPEMD160 SB_HASH_ALGORITHM_CRC32 CRC32 SB_HASH_ALGORITHM_SSL3 SSL3 SB_HASH_ALGORITHM_GOST_R3411_1994 GOST1994 SB_HASH_ALGORITHM_WHIRLPOOL WHIRLPOOL SB_HASH_ALGORITHM_POLY1305 POLY1305 SB_HASH_ALGORITHM_SHA3_224 SHA3_224 SB_HASH_ALGORITHM_SHA3_256 SHA3_256 SB_HASH_ALGORITHM_SHA3_384 SHA3_384 SB_HASH_ALGORITHM_SHA3_512 SHA3_512 SB_HASH_ALGORITHM_BLAKE2S_128 BLAKE2S_128 SB_HASH_ALGORITHM_BLAKE2S_160 BLAKE2S_160 SB_HASH_ALGORITHM_BLAKE2S_224 BLAKE2S_224 SB_HASH_ALGORITHM_BLAKE2S_256 BLAKE2S_256 SB_HASH_ALGORITHM_BLAKE2B_160 BLAKE2B_160 SB_HASH_ALGORITHM_BLAKE2B_256 BLAKE2B_256 SB_HASH_ALGORITHM_BLAKE2B_384 BLAKE2B_384 SB_HASH_ALGORITHM_BLAKE2B_512 BLAKE2B_512 SB_HASH_ALGORITHM_SHAKE_128 SHAKE_128 SB_HASH_ALGORITHM_SHAKE_256 SHAKE_256 SB_HASH_ALGORITHM_SHAKE_128_LEN SHAKE_128_LEN SB_HASH_ALGORITHM_SHAKE_256_LEN SHAKE_256_LEN . |
SigningCertIssuer | The common name of the certificate issuer (CA), typically a company name. |
SigningCertIssuerRDN | A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate issuer. |
SigningCertKeyAlgorithm | Specifies the public key algorithm of this certificate. |
SigningCertKeyBits | Returns the length of the public key. |
SigningCertKeyFingerprint | Returns a fingerprint of the public key contained in the certificate. |
SigningCertKeyUsage | Indicates the purposes of the key contained in the certificate, in the form of an OR'ed flag set. |
SigningCertKeyValid | Returns True if the certificate's key is cryptographically valid, and False otherwise. |
SigningCertOCSPLocations | Locations of OCSP (Online Certificate Status Protocol) services that can be used to check this certificate's validity, as recorded by the CA. |
SigningCertOrigin | Returns the origin of this certificate. |
SigningCertPolicyIDs | Contains identifiers (OIDs) of the applicable certificate policies. |
SigningCertPrivateKeyBytes | Contains the certificate's private key. |
SigningCertPrivateKeyExists | Indicates whether the certificate has an associated private key. |
SigningCertPrivateKeyExtractable | Indicates whether the private key is extractable. |
SigningCertPublicKeyBytes | Contains the certificate's public key in DER format. |
SigningCertSelfSigned | Indicates whether the certificate is self-signed (root) or signed by an external CA. |
SigningCertSerialNumber | Returns the certificate's serial number. |
SigningCertSigAlgorithm | Indicates the algorithm that was used by the CA to sign this certificate. |
SigningCertSubject | The common name of the certificate holder, typically an individual's name, a URL, an e-mail address, or a company name. |
SigningCertSubjectKeyID | Contains a unique identifier (fingerprint) of the certificate's private key. |
SigningCertSubjectRDN | A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate holder (subject). |
SigningCertValidFrom | The time point at which the certificate becomes valid, in UTC. |
SigningCertValidTo | The time point at which the certificate expires, in UTC. |
TimestampAccuracy | This property indicates the accuracy of the included time mark, in microseconds. |
TimestampBytes | Returns raw timestamp data in DER format. |
TimestampChainValidationDetails | The details of a certificate chain validation outcome. |
TimestampChainValidationResult | The outcome of a certificate chain validation routine. |
TimestampHashAlgorithm | Returns the timestamp's hash algorithm SB_HASH_ALGORITHM_SHA1 SHA1 SB_HASH_ALGORITHM_SHA224 SHA224 SB_HASH_ALGORITHM_SHA256 SHA256 SB_HASH_ALGORITHM_SHA384 SHA384 SB_HASH_ALGORITHM_SHA512 SHA512 SB_HASH_ALGORITHM_MD2 MD2 SB_HASH_ALGORITHM_MD4 MD4 SB_HASH_ALGORITHM_MD5 MD5 SB_HASH_ALGORITHM_RIPEMD160 RIPEMD160 SB_HASH_ALGORITHM_CRC32 CRC32 SB_HASH_ALGORITHM_SSL3 SSL3 SB_HASH_ALGORITHM_GOST_R3411_1994 GOST1994 SB_HASH_ALGORITHM_WHIRLPOOL WHIRLPOOL SB_HASH_ALGORITHM_POLY1305 POLY1305 SB_HASH_ALGORITHM_SHA3_224 SHA3_224 SB_HASH_ALGORITHM_SHA3_256 SHA3_256 SB_HASH_ALGORITHM_SHA3_384 SHA3_384 SB_HASH_ALGORITHM_SHA3_512 SHA3_512 SB_HASH_ALGORITHM_BLAKE2S_128 BLAKE2S_128 SB_HASH_ALGORITHM_BLAKE2S_160 BLAKE2S_160 SB_HASH_ALGORITHM_BLAKE2S_224 BLAKE2S_224 SB_HASH_ALGORITHM_BLAKE2S_256 BLAKE2S_256 SB_HASH_ALGORITHM_BLAKE2B_160 BLAKE2B_160 SB_HASH_ALGORITHM_BLAKE2B_256 BLAKE2B_256 SB_HASH_ALGORITHM_BLAKE2B_384 BLAKE2B_384 SB_HASH_ALGORITHM_BLAKE2B_512 BLAKE2B_512 SB_HASH_ALGORITHM_SHAKE_128 SHAKE_128 SB_HASH_ALGORITHM_SHAKE_256 SHAKE_256 SB_HASH_ALGORITHM_SHAKE_128_LEN SHAKE_128_LEN SB_HASH_ALGORITHM_SHAKE_256_LEN SHAKE_256_LEN . |
TimestampSerialNumber | Returns the timestamp's serial number. |
TimestampTime | The time point incorporated into the timestamp. |
TimestampTimestampType | Returns the timestamp type. |
TimestampTSAName | This value uniquely identifies the Timestamp Authority (TSA). |
TimestampValidationLog | Contains the TSA certificate chain validation log. |
TimestampValidationResult | Contains timestamp validation outcome. |
Timestamped | Indicates whether or not the signature is timestamped. |
TSACertBytes | Returns raw certificate data in DER format. |
TSACertCA | Indicates whether the certificate has a CA capability (a setting in BasicConstraints extension). |
TSACertCAKeyID | A unique identifier (fingerprint) of the CA certificate's private key. |
TSACertCRLDistributionPoints | Locations of the CRL (Certificate Revocation List) distribution points used to check this certificate's validity. |
TSACertCurve | Specifies the elliptic curve of the EC public key. |
TSACertFingerprint | Contains the fingerprint (a hash imprint) of this certificate. |
TSACertFriendlyName | Contains an associated alias (friendly name) of the certificate. |
TSACertHandle | Allows to get or set a 'handle', a unique identifier of the underlying property object. |
TSACertHashAlgorithm | Specifies the hash algorithm to be used in the operations on the certificate (such as key signing) SB_HASH_ALGORITHM_SHA1 SHA1 SB_HASH_ALGORITHM_SHA224 SHA224 SB_HASH_ALGORITHM_SHA256 SHA256 SB_HASH_ALGORITHM_SHA384 SHA384 SB_HASH_ALGORITHM_SHA512 SHA512 SB_HASH_ALGORITHM_MD2 MD2 SB_HASH_ALGORITHM_MD4 MD4 SB_HASH_ALGORITHM_MD5 MD5 SB_HASH_ALGORITHM_RIPEMD160 RIPEMD160 SB_HASH_ALGORITHM_CRC32 CRC32 SB_HASH_ALGORITHM_SSL3 SSL3 SB_HASH_ALGORITHM_GOST_R3411_1994 GOST1994 SB_HASH_ALGORITHM_WHIRLPOOL WHIRLPOOL SB_HASH_ALGORITHM_POLY1305 POLY1305 SB_HASH_ALGORITHM_SHA3_224 SHA3_224 SB_HASH_ALGORITHM_SHA3_256 SHA3_256 SB_HASH_ALGORITHM_SHA3_384 SHA3_384 SB_HASH_ALGORITHM_SHA3_512 SHA3_512 SB_HASH_ALGORITHM_BLAKE2S_128 BLAKE2S_128 SB_HASH_ALGORITHM_BLAKE2S_160 BLAKE2S_160 SB_HASH_ALGORITHM_BLAKE2S_224 BLAKE2S_224 SB_HASH_ALGORITHM_BLAKE2S_256 BLAKE2S_256 SB_HASH_ALGORITHM_BLAKE2B_160 BLAKE2B_160 SB_HASH_ALGORITHM_BLAKE2B_256 BLAKE2B_256 SB_HASH_ALGORITHM_BLAKE2B_384 BLAKE2B_384 SB_HASH_ALGORITHM_BLAKE2B_512 BLAKE2B_512 SB_HASH_ALGORITHM_SHAKE_128 SHAKE_128 SB_HASH_ALGORITHM_SHAKE_256 SHAKE_256 SB_HASH_ALGORITHM_SHAKE_128_LEN SHAKE_128_LEN SB_HASH_ALGORITHM_SHAKE_256_LEN SHAKE_256_LEN . |
TSACertIssuer | The common name of the certificate issuer (CA), typically a company name. |
TSACertIssuerRDN | A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate issuer. |
TSACertKeyAlgorithm | Specifies the public key algorithm of this certificate. |
TSACertKeyBits | Returns the length of the public key. |
TSACertKeyFingerprint | Returns a fingerprint of the public key contained in the certificate. |
TSACertKeyUsage | Indicates the purposes of the key contained in the certificate, in the form of an OR'ed flag set. |
TSACertKeyValid | Returns True if the certificate's key is cryptographically valid, and False otherwise. |
TSACertOCSPLocations | Locations of OCSP (Online Certificate Status Protocol) services that can be used to check this certificate's validity, as recorded by the CA. |
TSACertPolicyIDs | Contains identifiers (OIDs) of the applicable certificate policies. |
TSACertPublicKeyBytes | Contains the certificate's public key in DER format. |
TSACertSelfSigned | Indicates whether the certificate is self-signed (root) or signed by an external CA. |
TSACertSerialNumber | Returns the certificate's serial number. |
TSACertSigAlgorithm | Indicates the algorithm that was used by the CA to sign this certificate. |
TSACertSubject | The common name of the certificate holder, typically an individual's name, a URL, an e-mail address, or a company name. |
TSACertSubjectKeyID | Contains a unique identifier (fingerprint) of the certificate's private key. |
TSACertSubjectRDN | A collection of information, in the form of [OID, Value] pairs, uniquely identifying the certificate holder (subject). |
TSACertValidFrom | The time point at which the certificate becomes valid, in UTC. |
TSACertValidTo | The time point at which the certificate expires, in UTC. |
UnsignedAttributeCount | The number of records in the UnsignedAttribute arrays. |
UnsignedAttributeOID | The object identifier of the attribute. |
UnsignedAttributeValue | The value of the attribute. |
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. |
GetSignatureType | Determines the signature kind. |
Verify | Verifies digitally signed data. |
VerifyDetached | Verifies a detached signature. |
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 verification. |
Notification | This event notifies the application about an underlying control flow event. |
SignatureFound | Signifies the start of signature validation. |
SignatureValidated | Marks the completion of the signature validation routine. |
TimestampFound | Signifies the start of a timestamp validation routine. |
TimestampValidated | Reports the completion of the timestamp validation routine. |
Configuration Settings
The following is a list of configuration settings for the class with short descriptions. Click on the links for further details.
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. |
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. |