Cyber safety starts at the wall. A bad lead can break VPN handshakes; an old...

https://wiki-zine.win/index.php/How_Do_I_Tell_If_Packet_Loss_Is_from_Cabling_or_Switching%3F

Cyber safety starts at the wall. A bad lead can break VPN handshakes; an old switch login can let a foe move desk to desk. Learn why neat wires, safe logins and clear port maps matter, and what small checks can stop a mess becoming a breach