KOAL Sign Extension is a browser add-on developed by lavenderbj2. This Chrome extension allows users to perform a range of PKI (Public Key Infrastructure) functions, including selecting certificates, digital signing, and signature verification, directly from the web interface. What sets KOAL Sign Extension apart is its support for the SM series algorithm standard, which includes the Chinese national encryption standard. With this extension, users can easily and securely handle digital signatures using the latest encryption technology.

The KOAL Sign Extension is a free add-on that brings advanced PKI functionality to the Chrome browser. Whether you need to sign documents, authenticate digital certificates, or verify signatures, this extension provides a convenient and user-friendly solution. With its support for the SM series algorithm standard, it caters to users who require compliance with Chinese encryption regulations. Experience seamless PKI operations within your browser with KOAL Sign Extension.