Hide messages in photos using steganography. Encrypt text or files and embed them within image pixels. Retrieve hidden content by scanning photos. Share encrypted messages securely without visible signs of secrecy.
The app provides extended keys for the Chinese keyboard on iPhone and iPod. It includes arrow keys for caret movement and dedicated keys for typing extended characters and quotation marks.
Si4Key provides local encryption for keystrokes, ensuring input stays on the device. It includes one-tap digital signature for secure authentication. Offers offline key management for secure identity verification without internet dependency.
