importantSYS.SOURCE: Silent Signal Techblog• 2026-07-28T21:38:14Z
Deciphering QSYRUPWD: Analyzing IBM i Password Hash Structures
The article analyzes the QSYRUPWD API on IBM i, revealing that password hash formats for QPWDLVL 2-4 differ from legacy systems, breaking compatibility with tools like John the Ripper. It details technical reverse-engineering efforts to understand cryptographic transformations in password retrieval processes.
*** END OF TRANSMISSION ***