http://u7pw75fv5lpll4adet6h6g32yayisfdcvmf5rjgb52glfysnci5gg6yd.onion/mellon-osdp-attack-tool/index.html
But what we can do is hit some common patterns that you see when someone hardcodes a key: All single-byte values. [0x04, 0x04, 0x04, 0x04 …] All monotonically increasing byte values. [0x01, 0x02, 0x03, 0x04, …] All monotonically decreasing byte values. [0x0A, 0x09, 0x08, 0x07, …] Attack #5: Keyset Capture OSDP has no in-band mechanism for key exchange.