| http://www.w3.org/ns/prov#value | - whats portknocking? well wikipedia can not explain it any better:in computer networking, port knocking is a method of externally opening ports on a firewall by generating a connection attempt on a set of pre-specified closed ports.once a correct sequence of connection attempts is received, the firewall rules are dynamically modified to allow the host which sent the connection attempts to connect ov
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