[C#]
    TElCustomCryptoContext EncryptInit(int Algorithm, int Mode, TElCustomCryptoKey Key, TElCPParameters Params, TSBProgressFunc ProgressFunc, Object ProgressData);
    TElCustomCryptoContext EncryptInit(byte[] AlgOID, byte[] AlgParams, int Mode, TElCustomCryptoKey Key, TElCPParameters Params, TSBProgressFunc ProgressFunc, Object ProgressData);

[VB.NET]
    Function EncryptInit(ByVal Algorithm As Integer, ByVal Mode As Integer, ByVal Key As TElCustomCryptoKey, ByVal Params As TElCPParameters, ByVal ProgressFunc As TSBProgressFunc, ByVal ProgressData As Object) As TElCustomCryptoContext
    Function EncryptInit(ByVal AlgOID As Byte(), ByVal AlgParams As Byte(), ByVal Mode As Integer, ByVal Key As TElCustomCryptoKey, ByVal Params As TElCPParameters, ByVal ProgressFunc As TSBProgressFunc, ByVal ProgressData As Object) As TElCustomCryptoContext

[Pascal]
    function EncryptInit(Algorithm : integer; Mode : integer; Key : TElCustomCryptoKey; Params : TElRelativeDistinguishedName = nil; ProgressFunc : TSBProgressFunc = nil; ProgressData : pointer = nil) : TElCustomCryptoContext; virtual; abstract;
    function EncryptInit(const AlgOID : ByteArray; const AlgParams : ByteArray; Mode : integer; Key : TElCustomCryptoKey; Params : TElRelativeDistinguishedName = nil; ProgressFunc : TSBProgressFunc = nil; ProgressData : pointer = nil) : TElCustomCryptoContext; virtual; abstract;

[C++]
    TElCustomCryptoContextHandle EncryptInit(int32_t Algorithm, int32_t Mode, TElCustomCryptoKey &Key, TElRelativeDistinguishedName &Params, TSBProgressFunc pMethodProgressFunc, void * pDataProgressFunc, void * ProgressData);
    TElCustomCryptoContextHandle EncryptInit(int32_t Algorithm, int32_t Mode, TElCustomCryptoKey *Key, TElRelativeDistinguishedName *Params, TSBProgressFunc pMethodProgressFunc, void * pDataProgressFunc, void * ProgressData);
    TElCustomCryptoContextHandle EncryptInit(const std::vector<uint8_t> &AlgOID, const std::vector<uint8_t> &AlgParams, int32_t Mode, TElCustomCryptoKey &Key, TElRelativeDistinguishedName &Params, TSBProgressFunc pMethodProgressFunc, void * pDataProgressFunc, void * ProgressData);
    TElCustomCryptoContextHandle EncryptInit(const std::vector<uint8_t> &AlgOID, const std::vector<uint8_t> &AlgParams, int32_t Mode, TElCustomCryptoKey *Key, TElRelativeDistinguishedName *Params, TSBProgressFunc pMethodProgressFunc, void * pDataProgressFunc, void * ProgressData);

[PHP]
    TElCustomCryptoContext EncryptInit(integer $Algorithm, integer $Mode, TElCustomCryptoKey $Key, TElRelativeDistinguishedName $Params, TSBProgressFunc|callable|NULL $ProgressFunc, TSBPointer|array of byte|string|NULL $ProgressData)
    TElCustomCryptoContext EncryptInit(array of byte|string|NULL $AlgOID, array of byte|string|NULL $AlgParams, integer $Mode, TElCustomCryptoKey $Key, TElRelativeDistinguishedName $Params, TSBProgressFunc|callable|NULL $ProgressFunc, TSBPointer|array of byte|string|NULL $ProgressData)

[Java]
    TElCustomCryptoContext encryptInit(int arg0, int arg1, TElCustomCryptoKey arg2, TElCPParameters arg3, TSBProgressFunc arg4, TObject arg5);
    TElCustomCryptoContext encryptInit(byte[] arg0, byte[] arg1, int arg2, TElCustomCryptoKey arg3, TElCPParameters arg4, TSBProgressFunc arg5, TObject arg6);