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authordtucker <dtucker>2005-11-28 05:41:46 +0000
committerdtucker <dtucker>2005-11-28 05:41:46 +0000
commit36eb36591c2cc32aebd3c98caedd9362318bba51 (patch)
treec41715ca2380785bc7a3d96ea1ee0336979622a2 /ssh-keygen.c
parent565cc4350be7dcfde2acd8ad1efb2f7a2c13d702 (diff)
downloadopenssh-36eb36591c2cc32aebd3c98caedd9362318bba51.tar.gz
[ssh-keygen.1 ssh-keygen.c]
Enforce DSA key length of exactly 1024 bits to comply with FIPS-186-2, increase minumum RSA key size to 768 bits and update man page to reflect these. Patch originally bz#1119 (senthilkumar_sen at hotpop.com), ok djm@, grudging ok deraadt@.
Diffstat (limited to 'ssh-keygen.c')
-rw-r--r--ssh-keygen.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/ssh-keygen.c b/ssh-keygen.c
index 7f9c7fd1..b4c651d2 100644
--- a/ssh-keygen.c
+++ b/ssh-keygen.c
@@ -12,7 +12,7 @@
*/
#include "includes.h"
-RCSID("$OpenBSD: ssh-keygen.c,v 1.133 2005/10/31 11:12:49 djm Exp $");
+RCSID("$OpenBSD: ssh-keygen.c,v 1.134 2005/11/28 05:16:53 dtucker Exp $");
#include <openssl/evp.h>
#include <openssl/pem.h>
@@ -1046,7 +1046,7 @@ main(int ac, char **av)
"degiqpclBHvxXyF:b:f:t:U:D:P:N:C:r:g:R:T:G:M:S:a:W:")) != -1) {
switch (opt) {
case 'b':
- bits = strtonum(optarg, 512, 32768, &errstr);
+ bits = strtonum(optarg, 768, 32768, &errstr);
if (errstr)
fatal("Bits has bad value %s (%s)",
optarg, errstr);
@@ -1259,6 +1259,8 @@ main(int ac, char **av)
fprintf(stderr, "unknown key type %s\n", key_type_name);
exit(1);
}
+ if (type == KEY_DSA && bits != 1024)
+ fatal("DSA keys must be 1024 bits");
if (!quiet)
printf("Generating public/private %s key pair.\n", key_type_name);
if (bits == 0)