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change default keygen key type #760

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change default keygen key type #760

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f23c417
change default keygen key type
tgauth Nov 5, 2024
f81d045
increase DEFAULT_BITS_ECDSA to 384
tgauth Nov 12, 2024
775bde5
change default key path to ECDSA
tgauth Nov 12, 2024
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12 changes: 12 additions & 0 deletions ssh-keygen.c
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,11 @@
#include "sk-api.h" /* XXX for SSH_SK_USER_PRESENCE_REQD; remove */
#include "cipher.h"

#ifdef WINDOWS
#define DEFAULT_KEY_TYPE_NAME "ecdsa"
#else
#define DEFAULT_KEY_TYPE_NAME "ed25519"
#endif /* WINDOWS */

/*
* Default number of bits in the RSA, DSA and ECDSA keys. These value can be
Expand All @@ -82,7 +86,11 @@
*/
#define DEFAULT_BITS 3072
#define DEFAULT_BITS_DSA 1024
#ifdef WINDOWS
#define DEFAULT_BITS_ECDSA 384
#else
#define DEFAULT_BITS_ECDSA 256
#endif /* WINDOWS */

static int quiet = 0;

Expand Down Expand Up @@ -259,7 +267,11 @@ ask_filename(struct passwd *pw, const char *prompt)
char *name = NULL;

if (key_type_name == NULL)
#ifdef WINDOWS
name = _PATH_SSH_CLIENT_ID_ECDSA;
#else
name = _PATH_SSH_CLIENT_ID_ED25519;
#endif /* WINDOWS */
else {
switch (sshkey_type_from_name(key_type_name)) {
#ifdef WITH_DSA
Expand Down