Lil là minn IAM bażiku, il-fehim ta' ruoli (identitajiet assunti), tipi ta' politiki u evalwazzjoni (kif huma ddeterminati l-permessi), u patterns bħal aċċess bejn-konti u ruoli tas-servizz huwa importanti għall-ġestjoni tas-aċċess AWS secure u wieħed li huwa ffrankat tajjeb.
Ruoli fil-fond — min jassumi x'inhu
A ROLE has TWO key policies:
TRUST POLICY → WHO can assume the role (which principals: a service, account, user)
PERMISSION POLICIES → WHAT the role can do once assumed
Use cases:
→ SERVICE roles — an EC2/Lambda assumes a role to access AWS (no embedded keys)
→ CROSS-ACCOUNT — account B's role trusts account A → A's users assume it (controlled access)
→ FEDERATION/SSO — external identities assume roles (temporary credentials)
→ Roles give TEMPORARY credentials (auto-rotated) — far safer than long-lived keys.
