我正在使用 Pkcs11Interop Library 并尝试使用 RSA_PKCS_OAEP 机制测试加密和解密。
CK_RSA_PKCS_OAEP_PARAMS p = new CK_RSA_PKCS_OAEP_PARAMS();
p.HashAlg = (uint)CKM.CKM_SHA_1;
p.Mgf = (uint)CKG.CKG_MGF1_SHA1;
p.Source = (uint)CKZ.CKZ_DATA_SPECIFIED;
p.SourceData = IntPtr.Zero;
p.SourceDataLen = 0;
CK_MECHANISM mech = CkmUtils.CreateMechanism(CKM.CKM_RSA_PKCS_OAEP, p);
上述机制一切正常,但如果我将哈希算法更改为 SHA-256,如下所示:
CK_RSA_PKCS_OAEP_PARAMS p = new CK_RSA_PKCS_OAEP_PARAMS();
p.HashAlg = (uint)CKM.CKM_SHA256;
p.Mgf = (uint)CKG.CKG_MGF1_SHA256;
p.Source = (uint)CKZ.CKZ_DATA_SPECIFIED;
p.SourceData = IntPtr.Zero;
p.SourceDataLen = 0;
CK_MECHANISM mech = CkmUtils.CreateMechanism(CKM.CKM_RSA_PKCS_OAEP, p);
然后我得到CKR_ARGUMENTS_BAD
异常。我一直在搜索和调试一段时间,但一无所获。