Even though it'd be a stupid thing to do, the security.bsd.stack_guard_page sysctl node can be set to a negative integer value. This will cause all applications to crash with SIGABRT.
-- Shawn Webb Cofounder and Security Engineer HardenedBSD GPG Key ID: 0x6A84658F52456EEE GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE
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