Mercurial > dropbear
diff options.h @ 360:09cb54106e89 insecure-nocrypto
explicit merge of '0501e6f661b5415eb76f3b312d183c3adfbfb712'
and '2b954d406290e6a2be8eb4a262d3675ac95ac544'
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Mon, 02 Oct 2006 06:39:32 +0000 |
parents | 64abb124763d |
children | 461c4b1fb35f |
line wrap: on
line diff
--- a/options.h Sat Mar 11 14:59:34 2006 +0000 +++ b/options.h Mon Oct 02 06:39:32 2006 +0000 @@ -65,12 +65,26 @@ * RFC Draft requires 3DES and recommends AES128 for interoperability. * Including multiple keysize variants the same cipher * (eg AES256 as well as AES128) will result in a minimal size increase.*/ +/* #define DROPBEAR_AES128_CBC #define DROPBEAR_3DES_CBC #define DROPBEAR_AES256_CBC #define DROPBEAR_BLOWFISH_CBC #define DROPBEAR_TWOFISH256_CBC #define DROPBEAR_TWOFISH128_CBC +*/ + +/* You can compile with no encryption if you want. In some circumstances + * this could be safe securitywise, though make sure you know what + * you're doing. Anyone can see everything that goes over the wire, so + * the only safe auth method is public key. You'll have to disable all other + * ciphers above in the client if you want to use this, or implement cipher + * prioritisation in cli-runopts. + * + * The best way to do things is probably make normal compile of dropbear with all + * ciphers including "none" as the server, then recompile a special + * "dbclient-insecure" client. */ +#define DROPBEAR_NONE_CIPHER /* Message Integrity - at least one required. * RFC Draft requires sha1 and recommends sha1-96. @@ -88,6 +102,12 @@ #define DROPBEAR_SHA1_96_HMAC #define DROPBEAR_MD5_HMAC +/* You can also disable integrity. Don't bother disabling this if you're + * still using a cipher, it's relatively cheap. Don't disable this if you're + * using 'none' cipher, since it's dead simple to run arbitrary commands + * on the remote host. Go ahead. Hang yourself with your own rope. */ +/*#define DROPBEAR_NONE_INTEGRITY*/ + /* Hostkey/public key algorithms - at least one required, these are used * for hostkey as well as for verifying signatures with pubkey auth. * Removing either of these won't save very much space.