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.NET Framework Class Library (FCL)
Class Reference
System.Security.Cryptography
FCL 1.0 (RTM)
Only those that are new in FCL 1.1 / nur neue Klassen in FCL 1.1
FCL 1.1 (RTM)
Only those that are new in FCL 2.0 / nur neue Klassen in FCL 2.0
FCL 2.0 (RTM)
Only those that are new in FCL 3.0 / nur neue Klassen in FCL 3.0
FCL 3.0 (RTM)
Only those that are new in FCL 3.5 / nur neue Klassen in FCL 3.5
FCL 3.5 (RTM)
Only those that are new in FCL 4.0 / nur neue Klassen in FCL 4.0
FCL 4.0 (RTM)
Only those that are new in FCL 4.5 / nur neue Klassen in FCL 4.5
FCL 4.5 (RTM)
Only those that are new in FCL 4.6 / nur neue Klassen in FCL 4.6
FCL 4.6 (RTM)
All Classes
.NET-Namespaces / .NET-Namensräume
Class Name
.NET
1.0
RTM
.NET
1.1
RTM
.NET
2.0
RTM
.NET
3.0
RTM
.NET
3.5
RTM
.NET
4.0
RTM
.NET
4.5
RTM
.NET
4.6
RTM
Aes
-
-
-
-
-
Yes
Yes
Yes
AesCryptoServiceProvider
-
-
-
-
Yes
Yes
Yes
Yes
AesManaged
-
-
-
-
Yes
Yes
Yes
Yes
AsnEncodedData
-
-
Yes
Yes
Yes
Yes
Yes
Yes
AsnEncodedDataCollection
-
-
Yes
Yes
Yes
Yes
Yes
Yes
AsnEncodedDataEnumerator
-
-
Yes
Yes
Yes
Yes
Yes
Yes
AsymmetricAlgorithm
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
AsymmetricKeyExchangeDeformatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
AsymmetricKeyExchangeFormatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
AsymmetricSignatureDeformatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
AsymmetricSignatureFormatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CipherMode
-
-
Yes
Yes
Yes
Yes
Yes
Yes
CngAlgorithm
-
-
-
-
Yes
Yes
Yes
Yes
CngAlgorithmGroup
-
-
-
-
Yes
Yes
Yes
Yes
CngExportPolicies
-
-
-
-
Yes
Yes
Yes
Yes
CngKey
-
-
-
-
Yes
Yes
Yes
Yes
CngKeyBlobFormat
-
-
-
-
Yes
Yes
Yes
Yes
CngKeyCreationOptions
-
-
-
-
Yes
Yes
Yes
Yes
CngKeyCreationParameters
-
-
-
-
Yes
Yes
Yes
Yes
CngKeyHandleOpenOptions
-
-
-
-
Yes
Yes
Yes
Yes
CngKeyOpenOptions
-
-
-
-
Yes
Yes
Yes
Yes
CngKeyUsages
-
-
-
-
Yes
Yes
Yes
Yes
CngProperty
-
-
-
-
Yes
Yes
Yes
Yes
CngPropertyCollection
-
-
-
-
Yes
Yes
Yes
Yes
CngPropertyOptions
-
-
-
-
Yes
Yes
Yes
Yes
CngProvider
-
-
-
-
Yes
Yes
Yes
Yes
CngUIPolicy
-
-
-
-
Yes
Yes
Yes
Yes
CngUIProtectionLevels
-
-
-
-
Yes
Yes
Yes
Yes
CryptoAPITransform
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CryptoConfig
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CryptographicAttributeObject
-
-
Yes
Yes
Yes
Yes
Yes
Yes
CryptographicAttributeObjectCollection
-
-
Yes
Yes
Yes
Yes
Yes
Yes
CryptographicAttributeObjectEnumerator
-
-
Yes
Yes
Yes
Yes
Yes
Yes
CryptographicException
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CryptographicUnexpectedOperationException
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CryptoStream
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CryptoStreamMode
-
-
Yes
Yes
Yes
Yes
Yes
Yes
CspKeyContainerInfo
-
-
Yes
Yes
Yes
Yes
Yes
Yes
CspParameters
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CspProviderFlags
-
-
Yes
Yes
Yes
Yes
Yes
Yes
DataProtectionScope
-
-
Yes
Yes
Yes
Yes
Yes
Yes
DataProtector
-
-
-
-
-
-
Yes
Yes
DeriveBytes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DES
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DESCryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DpapiDataProtector
-
-
-
-
-
-
Yes
Yes
DSA
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DSACryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DSAParameters
-
-
Yes
Yes
Yes
Yes
Yes
Yes
DSASignatureDeformatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DSASignatureFormatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
ECDiffieHellman
-
-
-
-
Yes
Yes
Yes
Yes
ECDiffieHellmanCng
-
-
-
-
Yes
Yes
Yes
Yes
ECDiffieHellmanCngPublicKey
-
-
-
-
Yes
Yes
Yes
Yes
ECDiffieHellmanKeyDerivationFunction
-
-
-
-
Yes
Yes
Yes
Yes
ECDiffieHellmanPublicKey
-
-
-
-
Yes
Yes
Yes
Yes
ECDsa
-
-
-
-
Yes
Yes
Yes
Yes
ECDsaCng
-
-
-
-
Yes
Yes
Yes
Yes
ECKeyXmlFormat
-
-
-
-
Yes
Yes
Yes
Yes
FromBase64Transform
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
FromBase64TransformMode
-
-
Yes
Yes
Yes
Yes
Yes
Yes
HashAlgorithm
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
HMAC
-
-
Yes
Yes
Yes
Yes
Yes
Yes
HMACMD5
-
-
Yes
Yes
Yes
Yes
Yes
Yes
HMACRIPEMD160
-
-
Yes
Yes
Yes
Yes
Yes
Yes
HMACSHA1
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
HMACSHA256
-
-
Yes
Yes
Yes
Yes
Yes
Yes
HMACSHA384
-
-
Yes
Yes
Yes
Yes
Yes
Yes
HMACSHA512
-
-
Yes
Yes
Yes
Yes
Yes
Yes
ICryptoTransform
-
-
-
Yes
Yes
Yes
Yes
Yes
ICspAsymmetricAlgorithm
-
-
-
Yes
Yes
Yes
Yes
Yes
KeyedHashAlgorithm
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
KeyNumber
-
-
Yes
Yes
Yes
Yes
Yes
Yes
KeySizes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
MACTripleDES
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
ManifestSignatureInformation
-
-
-
-
Yes
Yes
Yes
Yes
ManifestSignatureInformationCollection
-
-
-
-
Yes
Yes
Yes
Yes
MaskGenerationMethod
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
MD5
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
MD5Cng
-
-
-
-
Yes
Yes
Yes
Yes
MD5CryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
MemoryProtectionScope
-
-
Yes
Yes
Yes
Yes
Yes
Yes
Oid
-
-
Yes
Yes
Yes
Yes
Yes
Yes
OidCollection
-
-
Yes
Yes
Yes
Yes
Yes
Yes
OidEnumerator
-
-
Yes
Yes
Yes
Yes
Yes
Yes
OidGroup
-
-
-
-
-
-
Yes
Yes
PaddingMode
-
-
Yes
Yes
Yes
Yes
Yes
Yes
PasswordDeriveBytes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
PKCS1MaskGenerationMethod
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
ProtectedData
-
-
Yes
Yes
Yes
Yes
Yes
Yes
ProtectedMemory
-
-
Yes
Yes
Yes
Yes
Yes
Yes
RandomNumberGenerator
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RC2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RC2CryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Rfc2898DeriveBytes
-
-
Yes
Yes
Yes
Yes
Yes
Yes
Rijndael
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RijndaelManaged
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RijndaelManagedTransform
-
-
Yes
Yes
Yes
Yes
Yes
Yes
RIPEMD160
-
-
Yes
Yes
Yes
Yes
Yes
Yes
RIPEMD160Managed
-
-
Yes
Yes
Yes
Yes
Yes
Yes
RNGCryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSA
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSACryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSAOAEPKeyExchangeDeformatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSAOAEPKeyExchangeFormatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSAParameters
-
-
Yes
Yes
Yes
Yes
Yes
Yes
RSAPKCS1KeyExchangeDeformatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSAPKCS1KeyExchangeFormatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSAPKCS1SignatureDeformatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
RSAPKCS1SignatureFormatter
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA1
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA1Cng
-
-
-
-
Yes
Yes
Yes
Yes
SHA1CryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA1Managed
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA256
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA256Cng
-
-
-
-
Yes
Yes
Yes
Yes
SHA256CryptoServiceProvider
-
-
-
-
Yes
Yes
Yes
Yes
SHA256Managed
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA384
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA384Cng
-
-
-
-
Yes
Yes
Yes
Yes
SHA384CryptoServiceProvider
-
-
-
-
Yes
Yes
Yes
Yes
SHA384Managed
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA512
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SHA512Cng
-
-
-
-
Yes
Yes
Yes
Yes
SHA512CryptoServiceProvider
-
-
-
-
Yes
Yes
Yes
Yes
SHA512Managed
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SignatureDescription
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SignatureVerificationResult
-
-
-
-
Yes
Yes
Yes
Yes
StrongNameSignatureInformation
-
-
-
-
Yes
Yes
Yes
Yes
SymmetricAlgorithm
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
ToBase64Transform
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
TripleDES
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
TripleDESCryptoServiceProvider
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes