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Author: Daniel Baumann <daniel.baumann@progress-linux.org>
Subject: gpg: default to 4096-bit RSA keys.
diff -Naurp gnupg2.orig/agent/command.c gnupg2/agent/command.c
--- gnupg2.orig/agent/command.c
+++ gnupg2/agent/command.c
@@ -843,7 +843,7 @@ static const char hlp_genkey[] =
"\n"
" C: GENKEY\n"
" S: INQUIRE KEYPARAM\n"
- " C: D (genkey (rsa (nbits 3072)))\n"
+ " C: D (genkey (rsa (nbits 4096)))\n"
" C: END\n"
" S: D (public-key\n"
" S: D (rsa (n 326487324683264) (e 10001)))\n"
diff -Naurp gnupg2.orig/doc/wks.texi gnupg2/doc/wks.texi
--- gnupg2.orig/doc/wks.texi
+++ gnupg2/doc/wks.texi
@@ -412,10 +412,10 @@ the submission address:
The output of the last command looks similar to this:
@example
- sec rsa3072 2016-08-30 [SC]
+ sec rsa4096 2016-08-30 [SC]
C0FCF8642D830C53246211400346653590B3795B
uid [ultimate] key-submission@@example.net
- ssb rsa3072 2016-08-30 [E]
+ ssb rsa4096 2016-08-30 [E]
@end example
Take the fingerprint from that output and manually publish the key:
diff -Naurp gnupg2.orig/g10/keygen.c gnupg2/g10/keygen.c
--- gnupg2.orig/g10/keygen.c
+++ gnupg2/g10/keygen.c
@@ -49,7 +49,7 @@
/* The default algorithms. You should also check that the value
is inside the bounds enforced by ask_keysize and gen_xxx. See also
get_keysize_range which encodes the allowed ranges. */
-#define DEFAULT_STD_KEY_PARAM "rsa3072/cert,sign+rsa3072/encr"
+#define DEFAULT_STD_KEY_PARAM "rsa4096/cert,sign+rsa4096/encr"
#define FUTURE_STD_KEY_PARAM "ed25519/cert,sign+cv25519/encr"
/* When generating keys using the streamlined key generation dialog,
@@ -1652,7 +1652,7 @@ gen_rsa (int algo, unsigned int nbits, K
if (nbits < 1024)
{
- nbits = 3072;
+ nbits = 4096;
log_info (_("keysize invalid; using %u bits\n"), nbits );
}
else if (nbits > maxsize)
@@ -2267,7 +2267,7 @@ get_keysize_range (int algo, unsigned in
default:
*min = opt.compliance == CO_DE_VS ? 2048: 1024;
*max = 4096;
- def = 3072;
+ def = 4096;
break;
}
diff -Naurp gnupg2.orig/g10/keyid.c gnupg2/g10/keyid.c
--- gnupg2.orig/g10/keyid.c
+++ gnupg2/g10/keyid.c
@@ -73,7 +73,7 @@ pubkey_letter( int algo )
is copied to the supplied buffer up a length of BUFSIZE-1.
Examples for the output are:
- "rsa3072" - RSA with 3072 bit
+ "rsa4096" - RSA with 4096 bit
"elg1024" - Elgamal with 1024 bit
"ed25519" - ECC using the curve Ed25519.
"E_1.2.3.4" - ECC using the unsupported curve with OID "1.2.3.4".
@@ -83,7 +83,7 @@ pubkey_letter( int algo )
If the option --legacy-list-mode is active, the output use the
legacy format:
- "3072R" - RSA with 3072 bit
+ "4096R" - RSA with 4096 bit
"1024g" - Elgamal with 1024 bit
"256E" - ECDSA using a curve with 256 bit
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