X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/d56fd9d102115283485493dbe56b0d320ac99097..1519ef6617fd7351bd40026b9eeb47c7f7f42234:/progs/dsig.1

diff --git a/progs/dsig.1 b/progs/dsig.1
index 07e67c48..aaeff42d 100644
--- a/progs/dsig.1
+++ b/progs/dsig.1
@@ -208,6 +208,24 @@ command
 (see
 .BR key (1))
 to generate the key.
+.TP
+.B ed448
+This is Bernstein, Duif, Lange, Schwabe, and Yang's EdDSA algorithm,
+using Hamburg's Ed448-Goldilocks elliptic curve,
+as specified in RFC8032.
+More specifically, this is HashEd448
+using the selected
+.B hash
+algorithm \(en by default
+.BR sha3-512 .
+Use the
+.B ed448
+algorithm of the
+.B key add
+command
+(see
+.BR key (1))
+to generate the key.
 .PP
 As well as the signature algorithm itself, a hash function is used.
 This is taken from the
@@ -233,6 +251,14 @@ and
 .BR eckcdsa ,
 the default hash function is
 .BR has160 .
+For
+.BR ed25519 ,
+the default hash function is
+.BR sha512 .
+For
+.BR ed448 ,
+the default hash function is
+.BR shake256 .
 .PP
 Run
 .B dsig show hash