RSA.SignData Method
Definition
Important
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Computes the hash value of the specified data and signs it.
Overloads
SignData(Byte[], HashAlgorithmName, RSASignaturePadding) |
Computes the hash value of the specified byte array using the specified hash algorithm and padding mode, and signs the resulting hash value. |
SignData(Stream, HashAlgorithmName, RSASignaturePadding) |
Computes the hash value of the specified stream using the specified hash algorithm and padding mode, and signs the resulting hash value. |
SignData(ReadOnlySpan<Byte>, HashAlgorithmName, RSASignaturePadding) |
Computes the hash value of the specified data and signs it. |
SignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding) |
Computes the hash of the provided data with the specified algorithm and sign the hash with the current key, writing the signature into a provided buffer. |
SignData(Byte[], Int32, Int32, HashAlgorithmName, RSASignaturePadding) |
Computes the hash value of a portion of the specified byte array using the specified hash algorithm and padding mode, and signs the resulting hash value. |
SignData(Byte[], HashAlgorithmName, RSASignaturePadding)
- Source:
- RSA.cs
- Source:
- RSA.cs
- Source:
- RSA.cs
Computes the hash value of the specified byte array using the specified hash algorithm and padding mode, and signs the resulting hash value.
public:
cli::array <System::Byte> ^ SignData(cli::array <System::Byte> ^ data, System::Security::Cryptography::HashAlgorithmName hashAlgorithm, System::Security::Cryptography::RSASignaturePadding ^ padding);
public byte[] SignData (byte[] data, System.Security.Cryptography.HashAlgorithmName hashAlgorithm, System.Security.Cryptography.RSASignaturePadding padding);
member this.SignData : byte[] * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> byte[]
Public Function SignData (data As Byte(), hashAlgorithm As HashAlgorithmName, padding As RSASignaturePadding) As Byte()
Parameters
- data
- Byte[]
The input data to hash and sign.
- hashAlgorithm
- HashAlgorithmName
The hash algorithm to use to create the hash value.
- padding
- RSASignaturePadding
The padding mode.
Returns
The RSA signature for the specified data.
Exceptions
padding
is unknown, or not supported by this implementation.
-or-
This instance represents only a public key.
-or-
An error occurred creating the signature.
See also
- TrySignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32)
- SignHash(Byte[], HashAlgorithmName, RSASignaturePadding)
Applies to
SignData(Stream, HashAlgorithmName, RSASignaturePadding)
- Source:
- RSA.cs
- Source:
- RSA.cs
- Source:
- RSA.cs
Computes the hash value of the specified stream using the specified hash algorithm and padding mode, and signs the resulting hash value.
public:
virtual cli::array <System::Byte> ^ SignData(System::IO::Stream ^ data, System::Security::Cryptography::HashAlgorithmName hashAlgorithm, System::Security::Cryptography::RSASignaturePadding ^ padding);
public virtual byte[] SignData (System.IO.Stream data, System.Security.Cryptography.HashAlgorithmName hashAlgorithm, System.Security.Cryptography.RSASignaturePadding padding);
abstract member SignData : System.IO.Stream * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> byte[]
override this.SignData : System.IO.Stream * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> byte[]
Public Overridable Function SignData (data As Stream, hashAlgorithm As HashAlgorithmName, padding As RSASignaturePadding) As Byte()
Parameters
- data
- Stream
The input stream to hash and sign.
- hashAlgorithm
- HashAlgorithmName
The hash algorithm to use to create the hash value.
- padding
- RSASignaturePadding
The padding mode.
Returns
The RSA signature for the specified data.
Exceptions
padding
is unknown, or not supported by this implementation.
-or-
This instance represents only a public key.
-or-
An error occurred creating the signature.
See also
- TrySignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32)
- SignHash(Byte[], HashAlgorithmName, RSASignaturePadding)
Applies to
SignData(ReadOnlySpan<Byte>, HashAlgorithmName, RSASignaturePadding)
- Source:
- RSA.cs
- Source:
- RSA.cs
- Source:
- RSA.cs
Computes the hash value of the specified data and signs it.
public:
cli::array <System::Byte> ^ SignData(ReadOnlySpan<System::Byte> data, System::Security::Cryptography::HashAlgorithmName hashAlgorithm, System::Security::Cryptography::RSASignaturePadding ^ padding);
public byte[] SignData (ReadOnlySpan<byte> data, System.Security.Cryptography.HashAlgorithmName hashAlgorithm, System.Security.Cryptography.RSASignaturePadding padding);
member this.SignData : ReadOnlySpan<byte> * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> byte[]
Public Function SignData (data As ReadOnlySpan(Of Byte), hashAlgorithm As HashAlgorithmName, padding As RSASignaturePadding) As Byte()
Parameters
- data
- ReadOnlySpan<Byte>
The input data to hash and sign.
- hashAlgorithm
- HashAlgorithmName
The hash algorithm to use to create the hash value.
- padding
- RSASignaturePadding
The padding mode.
Returns
The RSA signature for the specified data.
Exceptions
padding
or hashAlgorithm
's Name is null
.
hashAlgorithm
's Name is an empty string.
padding
is unknown, or not supported by this implementation.
-or-
This instance represents only a public key.
-or-
An error occurred creating the signature.
This implementation has not implemented one of TrySignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32), TrySignHash(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32), or SignHash(Byte[], HashAlgorithmName, RSASignaturePadding).
Applies to
SignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding)
- Source:
- RSA.cs
- Source:
- RSA.cs
- Source:
- RSA.cs
Computes the hash of the provided data with the specified algorithm and sign the hash with the current key, writing the signature into a provided buffer.
public:
int SignData(ReadOnlySpan<System::Byte> data, Span<System::Byte> destination, System::Security::Cryptography::HashAlgorithmName hashAlgorithm, System::Security::Cryptography::RSASignaturePadding ^ padding);
public int SignData (ReadOnlySpan<byte> data, Span<byte> destination, System.Security.Cryptography.HashAlgorithmName hashAlgorithm, System.Security.Cryptography.RSASignaturePadding padding);
member this.SignData : ReadOnlySpan<byte> * Span<byte> * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> int
Public Function SignData (data As ReadOnlySpan(Of Byte), destination As Span(Of Byte), hashAlgorithm As HashAlgorithmName, padding As RSASignaturePadding) As Integer
Parameters
- data
- ReadOnlySpan<Byte>
The input data to hash and sign.
- hashAlgorithm
- HashAlgorithmName
The hash algorithm to use to create the hash value.
- padding
- RSASignaturePadding
The padding mode.
Returns
The total number of bytes written to destination
.
Exceptions
padding
or hashAlgorithm
's Name is null
.
hashAlgorithm
's Name is an empty string.
-or-
The buffer in destination
is too small to hold the signature.
padding
is unknown, or not supported by this implementation.
-or-
This instance represents only a public key.
-or-
An error occurred creating the signature.
This implementation has not implemented one of TrySignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32), TrySignHash(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32), or SignHash(Byte[], HashAlgorithmName, RSASignaturePadding).
Applies to
SignData(Byte[], Int32, Int32, HashAlgorithmName, RSASignaturePadding)
- Source:
- RSA.cs
- Source:
- RSA.cs
- Source:
- RSA.cs
Computes the hash value of a portion of the specified byte array using the specified hash algorithm and padding mode, and signs the resulting hash value.
public:
virtual cli::array <System::Byte> ^ SignData(cli::array <System::Byte> ^ data, int offset, int count, System::Security::Cryptography::HashAlgorithmName hashAlgorithm, System::Security::Cryptography::RSASignaturePadding ^ padding);
public virtual byte[] SignData (byte[] data, int offset, int count, System.Security.Cryptography.HashAlgorithmName hashAlgorithm, System.Security.Cryptography.RSASignaturePadding padding);
abstract member SignData : byte[] * int * int * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> byte[]
override this.SignData : byte[] * int * int * System.Security.Cryptography.HashAlgorithmName * System.Security.Cryptography.RSASignaturePadding -> byte[]
Public Overridable Function SignData (data As Byte(), offset As Integer, count As Integer, hashAlgorithm As HashAlgorithmName, padding As RSASignaturePadding) As Byte()
Parameters
- data
- Byte[]
The input data to hash and sign.
- offset
- Int32
The offset into the array at which to begin using data.
- count
- Int32
The number of bytes in the array to use as data.
- hashAlgorithm
- HashAlgorithmName
The hash algorithm to use to create the hash value.
- padding
- RSASignaturePadding
The padding mode.
Returns
The RSA signature for the specified data.
Exceptions
offset
is less than zero.
-or-
count
is less than zero.
-or-
offset
+ count
- 1 results in an index that is beyond the upper bound of data
.
padding
is unknown, or not supported by this implementation.
-or-
This instance represents only a public key.
-or-
An error occurred creating the signature.
See also
- TrySignData(ReadOnlySpan<Byte>, Span<Byte>, HashAlgorithmName, RSASignaturePadding, Int32)
- SignHash(Byte[], HashAlgorithmName, RSASignaturePadding)
Applies to
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