Extract the password hash from specific hex offsets (often located at offset 0x12 or similar in the image).
If you are locked out of an S7-300 or S7-200 system today, there are safer ways to proceed: Extract the password hash from specific hex offsets
Siemens MMCs use a unique file system. Attempting to "unlock" or format them using generic third-party tools can permanently brick the card. Given that industrial MMCs are significantly more expensive than consumer SD cards, this is a costly mistake. Extract the password hash from specific hex offsets
Siemens provides several layers of protection for these devices: Extract the password hash from specific hex offsets