Difference between revisions of "Signing"

Revision as of 12:50, 28 July 2022

A signature on a digital document is designed to show that the document has not be altered and the identity of the key used to make the signature.

Curves Supported by OpenSSL can be discovered by keying (there will typically be many more that shown here)

openssl ecparam -list_curves

@@ Line 7: / Line 7: @@
   openssl ecparam -list_curves
-"secp256r1" - For 256-Bit ECC Keys
-"secp256k1" - For 256-Bit ECC Keys
-"sect283r1" - For 256-Bit ECC Keys
-"brainpoolP256r1"“ - For 256-Bit ECC Keys
-"brainpoolP256t1"“ - For 256-Bit ECC Keys
 {|border="1" padding="2" width="799px"
-| IETF name || NIST name|| Cat||  Description
+| IETF name || NIST name|| SSL||  Description
+|-
+| secp256k1|| || default || Koblitz curve 256 bit SEC
+|-
+| secp256r1|| ||default  || random curve 256 bit SEC
 |-
-| secp256r1|| || || random curve 256 bit SEC
+| secp384r1|| || default || random curve 256 bit SEC
 |-
-| secp256k1|| || || Koblitz curve 256 bit SEC
+| secp521r1|| || default || random curve 256 bit SEC
 |-
 | sect283r1||  ||  ||Weierstrass curve 283-bit
 |-
-| brainpoolP256r1||Health||
+| brainpoolP256r1|| || default
+|-
+| brainpoolP384r1|| || default
+|-
+| brainpoolP521r1|| || default
 |-
-| brainpoolP256t1||US ||Crypto Devices||
+| brainpoolP256t1||  || ||
 |}