permissions 4

• Linux Access Control From Scratch: Users, Groups, Permissions & ACLs Jul 25, 2026
• OverTheWire Bandit: Level 19 to Level 20 Jun 30, 2026
• OverTheWire Bandit: Level 13 to Level 14 Jun 28, 2026
• OverTheWire Bandit: Level 6 to Level 7 Jun 26, 2026