SRSERGIO RODRIGUEZ
SECURITY RESEARCH

THE EXPERIMENT DESK / 03 CASES

Attack Atlas.

Change an input.
Watch the decision break.

FAULTLINE / CASE 01

A range check accepts an impossible span.

READY
Fractured copper and silicon strata.
UINT32 / REGISTER VIEWFRAME 01 / INPUT
OFFSETFFFFFFFF+ 00000002 → 00000001
1 / 4
01

Load a 16-byte capacity, an offset of 0xffffffff and a count of two.

01 / Input

EDIT / REPLAY

02 / Decision

ACTUAL MODEL OUTPUT
LEGACYACCEPT(offset + count) ≤ total
REPAIREDREJECTcount ≤ total − offset

The addition wraps before the comparison.

03 / Trace

DEEPER IN THE REPOSITORIES

Reproduce it outside the browser.

FaultlineNative predicates, differential inputs and replayable counterexamples ↗SealbreakSigned call binding, durable replay state and validation regressions ↗