Difference between revisions of "Signing"

Revision as of 10:28, 30 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

IETF name	NIST name	SSL	Description
secp256k1		default	Koblitz curve 256 bit SEC
secp256r1	P-256	default	random curve 256 bit SEC SUITE B
secp384r1	P-384	default	random curve 386 bit SEC SUITE B
secp521r1	P-521	default	random curve 521 bit SEC - not worth the extra work
sect283r1			Weierstrass curve 283-bit
brainpoolP256r1		default
brainpoolP384r1		default
brainpoolP521r1		default
brainpoolP256t1

@@ Line 33: / Line 33: @@
 * [http://www.secg.org/sec2-v2.pdf Standards for Efficient Cryptography SEC 2: Recommended Elliptic Curve Domain Parameters]
 * [https://www.ibm.com/docs/en/mq-appliance/9.0?topic=commands-curves IBM MQ SSL curves supported]
-* On 2022-08-19 the NSA [https://apps.nsa.gov/iaarchive/programs/iad-initiatives/cnsa-suite.cfm Commercial National Security Algorithm Suite] replaces SUITE B
+* On 2022-08-19 the NSA [https://apps.nsa.gov/iaarchive/programs/iad-initiatives/cnsa-suite.cfm Commercial National Security Algorithm Suite] replaced SUITE B
 [[Category: Cryptography]]