Tinybit Password
You may have inadvertently set a password that also disables the programming interface permanently (e.g., locking the SWD pins). Fix: Consult the MCU errata. Some chips require a special "unlock sequence" using a reset + boot mode pins.
The Tinybit Password methodology is perfect for users who value raw performance, absolute privacy, and straightforward software design. If you are tired of monthly software subscriptions, cluttered browser extensions, and corporate data breaches, transitioning to a lightweight, zero-knowledge setup is a massive step forward for your personal cybersecurity. Tinybit Password