The following table lists the algorithms supported by the Microsoft Enhanced Cryptographic Provider:
| Algorithm ID | Description | Comments |
|---|---|---|
| CALG_MD2 | MD2 hashing algorithm. | |
| CALG_MD5 | MD5 hashing algorithm. | |
| CALG_SHA | SHA hashing algorithm. | |
| CALG_SHA1 | Same as CALG_SHA. | |
| CALG_MAC | MAC keyed hash algorithm. | Block cipher MAC |
| CALG_HMAC | MAC keyed-hash algorithm. | HMAC computation. |
| CALG_SSL3 _SHAMD5 |
SLL3 client authentication algorithm. | For more information, see SSL3 Client Authentication Algorithm |
| CALG_RSA_SIGN | RSA public-key signature algorithm. | Key length: settable, 384 bits to 16,384 bits in 8 bit increments. Default key length: 1,024 bits. Signature conforms to PKCS #6. |
| CALG_RSA_KEYX | RSA public-key exchange algorithm. | Key length: settable, 384 bits to 16,384 bits in 8 bit increments. Default key length: 1,024 bits. |
| CALG_RC2 | RC2 block encryption algorithm. | Key length: 128 bits. Default mode: Cipher block chaining. Block size: 64 bits. Salt length: settable. |
| CALG_RC4 | RC4 stream encryption algorithm. | Key length: 128 bits. Salt length: settable. |
| CALG_DES | DES encryption. | Key Length: 56 bits. Default mode: Cipher block chaining. Block size: 64 bits. No salt allowed. |
| CALG_3DES_112 | Two key triple DES encryption. | Key Length: 112 bits. Default mode: Cipher block chaining. Block size: 64 bits. No salt allowed. |
| CALG_3DES | Triple DES. | Key Length: 168 bits. Default mode: Cipher block chaining. Block size: 64 bits. No salt allowed. |