SILC %|LIST-CIPHERS list supported chipher algorithms
SILC %|LIST-HASH-FUNCS list supported hash algorithms
SILC %|LIST-HMACS list supported hmac algorithms
SILC %|LIST-PKCS list supported pkcs algorithms
SILC %|DEBUG [on [string]| off] report debugging state or turn it on or off
SILC %|CREATE-KEY-PAIR [-pkcs <pkcs>] [-bits <bits>] create a new key pair
                     with the specified pkcs and bit size
SILC %|PASSPHRASE-CHANGE <file> change the passphrase of the key in <file> or
                              the default key if no filename was supplied

Controlls some aspects of the SILC plugin.