pointer-authentication

Black Hat USA·40 min

• Black Hat
• Hardware
• Date: 2023
• Location: Black Hat

Zechao Cai · Wenbo Shen · Yu Wang · Yutian Yang watchd0g · Jiaxun Zhu Sean

Engineers explore architecture and security mechanisms for Reverse Engineering the Customized Pointer Authentication Hardware Implementation on Apple M1.

Main Stage·37 min

• DEF CON
• Hardware
• Date: Aug 2022
• Location: Las Vegas

Joseph Ravichandran

MIT researcher Joseph Ravichandran presents PACMAN, combining speculative execution side-channels with software bugs to brute-force Apple M1 pointer authentication.

Main Stage·39 min

• DEF CON
• Mobile
• Date: Aug 2019
• Location: Las Vegas

Xiaolong Bai

Demonstrates practical userspace attacks against ARM Pointer Authentication Codes (PAC) deployed in iOS 12 as a CFI mitigation.