1 AutoGen Definitions options
;
2 prog
-name
= gnutls
-cli
-debug
;
3 prog
-title
= "GnuTLS debug client";
4 prog
-desc
= "Simple client program to check TLS server capabilities.";
5 short
-usage
= "Usage: gnutls-cli-debug [options] hostname\n"
6 "gnutls-cli --help for usage instructions.\n";
8 detail
= "TLS debug client. It sets up multiple TLS connections to
9 a server and queries its capabilities. It was created to assist in debugging
10 GnuTLS, but it might be useful to extract a TLS server's capabilities.
11 It connects to a TLS server, performs tests and print the server's
12 capabilities. If called with the `-v' parameter more checks will be performed.
13 Can be used to check for servers with special needs or bugs.";
24 arg
-range
= "0 -> 65536";
25 descrip
= "The port to connect to";
30 ds
-type
= 'SEE ALSO'; // or anything else
31 ds
-format
= 'texi'; // or texi or mdoc format
33 gnutls
-cli(1), gnutls
-serv(1)
42 $ ..
/src
/gnutls
-cli
-debug localhost
43 Resolving
'localhost'...
44 Connecting to
'127.0.0.1:443'...
45 Checking for SSL
3.0 support... yes
46 Checking whether
%COMPAT is required... no
47 Checking for TLS
1.0 support... yes
48 Checking for TLS
1.1 support... no
49 Checking fallback from TLS
1.1 to... TLS
1.0
50 Checking for TLS
1.2 support... no
51 Checking whether we need to disable TLS
1.0... N
/A
52 Checking for Safe renegotiation support... yes
53 Checking for Safe renegotiation
support (SCSV
)... yes
54 Checking for HTTPS server name... not checked
55 Checking for version rollback bug in RSA PMS... no
56 Checking for version rollback bug in Client Hello... no
57 Checking whether the server ignores the RSA PMS version... no
58 Checking whether the server can accept Hello Extensions... yes
59 Checking whether the server can accept small
records (512 bytes
)... yes
60 Checking whether the server can accept cipher suites not in SSL
3.0 spec... yes
61 Checking whether the server can accept a bogus TLS record version in the client hello... yes
62 Checking for certificate information... N
/A
63 Checking for trusted CAs... N
/A
64 Checking whether the server understands TLS closure alerts... partially
65 Checking whether the server supports session resumption... yes
66 Checking for export
-grade ciphersuite support... no
67 Checking RSA
-export ciphersuite info... N
/A
68 Checking for anonymous authentication support... no
69 Checking anonymous Diffie
-Hellman group info... N
/A
70 Checking for ephemeral Diffie
-Hellman support... no
71 Checking ephemeral Diffie
-Hellman group info... N
/A
72 Checking for ephemeral EC Diffie
-Hellman support... yes
73 Checking ephemeral EC Diffie
-Hellman group info...
75 Checking for AES
-GCM cipher support... no
76 Checking for AES
-CBC cipher support... yes
77 Checking for CAMELLIA cipher support... no
78 Checking for
3DES
-CBC cipher support... yes
79 Checking for ARCFOUR
128 cipher support... yes
80 Checking for ARCFOUR
40 cipher support... no
81 Checking for MD5 MAC support... yes
82 Checking for SHA1 MAC support... yes
83 Checking for SHA256 MAC support... no
84 Checking for ZLIB compression support... no
85 Checking for max record size... no
86 Checking for OpenPGP authentication support... no