Zero Trust huwa mudell ta' sigurtà bbażat fuq il-prinċipju qatt ma ttamina, dejjem ivverifika — aktar milli ttamina xi ħaġa bbażata fuq il-post tan-network (ġuwwa kontra barra), kull talba ta' aċċess tiġi awtentifikata, awtorizzata, u vverifikata. Jittratta l-fallimenti tas-sigurtà tradizzjonali bbażata fuq il-perimetru.
Il-problema mas-sigurtà tal-perimetru
TRADITIONAL ("castle and moat") security:
→ a strong PERIMETER (firewall); trust everything INSIDE the network
✗ once an attacker gets IN (breach, insider, compromised device), they move FREELY
(lateral movement) — the inside is implicitly trusted
✗ doesn't fit modern reality: cloud, remote work, mobile, distributed services (no clear
perimeter)
