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https://en.wikipedia.org/wiki/Portcullis https://en.wikipedia.org/wiki/Portcullis

• jimmy2020 5y ago
  > Portcullises fortified the entrances to many medieval castles, securely closing off the castle during time of attack or siege. Is the US in a state of war with China? Do we need medieval tactics to deal with cyber security? Why insisting on blaming the victim.
  • deleted 5y ago
    [deleted]