RFB Protocol Section 6.2.19.0.1 - VeNCrypt protocol 0.1VeNCrypt protocol 0.1 is now obsolete, servers that show numbers higher
than 0.1 need not support it.
The server sends a U8 listing the number of sub-types supported. If
this is zero, the connection terminates, otherwise it is followed by the
sub-types it supports/permits as U8s:
No. of bytes Type [Value] Description
1 U8 [n] Number of supported sub-types
n U8 array Supported sub-types
The sub-types are as follows:
19: Plain
20: TLSNone
21: TLSVnc
22: TLSPlain
23: X509None
24: X509Vnc
25: X509Plain
Достаточно?!