Description
Sign-in With Solana enables secure, Web3-compatible authentication on your WordPress website using Solana wallets like Phantom, Solflare, etc. Allow users to sign in without traditional usernames and passwords.
This plugin adds a “Sign in with Solana” button to the login page, enabling wallet-based authentication using cryptographic signatures to verify user identity.
Features
- Seamless integration with the WordPress and WooCommerce login forms
- Secure wallet-based authentication
- Supports popular Solana wallets (Phantom, Solflare, etc.)
- Automatically creates new WordPress user accounts for new wallet sign-ins
- No passwords required. Users authenticate by signing a message with their wallet
- No setup required. The plugin works seamlessly after activation.
Source Code
This plugin is an open source software with GPLv3 or later license. The code is available from our repository on GitHub.
Screenshots
Login with Solana button on the Login page 
Register with Solana button on the Register page 
WooCommerce is also supported 
Wallet Address field on Users table list 
Update wallet address on user’s profile
Installation
- Go to Plugins > Add New.
- Search for Sign-in with Solana plugin.
- Click on Install Now and wait until the plugin is installed successfully.
- Click on Activate. (You can also activate on the Plugins > Installed Plugins page).
- Visit your login page to see the new “Sign-in with Solana” option.
Minimum Requirements
- WordPress 5.2
- PHP 7.2 with BCMath or GMP extension installed
FAQ
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Which wallets are supported?
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Any wallet that supports Solana and message-based signing should work, including Phantom and Solflare.
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How is user identity verified?
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Users sign a challenge message with their wallet. The plugin verifies the cryptographic signature to authenticate the user.
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What happens if a user signs in for the first time?
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If user registration is enabled (i.e., “Anyone can register” is checked under WordPress Settings > General), a new WordPress user account is automatically created, using the wallet address as the username.
Reviews
There are no reviews for this plugin.
Contributors & Developers
“Sign-in With Solana” is open source software. The following people have contributed to this plugin.
Contributors
Translate “Sign-in With Solana” into your language.
Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
0.2.0
- Add nonce and timestamp to signed message to mitigate against CSRF attacks
0.1.0
- Initial release