Good cybersecurity starts with the cables, switches and access controls people...

https://www.jelly-bookmarks.win/cyber-defence-starts-at-the-rack-a-bad-lead-can-break-vpn-calls-weak-switch

Good cybersecurity starts with the cables, switches and access controls people rarely notice. This article shows how a bad patch lead can break VPN handshakes—and why a tidy, well-managed network makes attacks harder to spread.