Make sense of Bitcoin
An open platform to study, practice and secure your Bitcoin, at your pace.
Workshops & Networking in Da Nang
Join our in-person events to learn from experts and connect with the local Bitcoin community.
View All Events →Bitcoin Tools
Shamir Secret Sharing
Split your Bitcoin recovery phrase into multiple shares, requiring a specific number to reconstruct. Enhance your security without a single point of failure.
Secure SplittingCreate multiple shares of your seed phrase using cryptographic algorithms.
Threshold RecoveryDefine how many shares are needed to recover your seed.
Trustless SetupNo registration or third-party dependencies required.
Open SourceFully auditable code available on GitHub.
More Security Tools
Bitcoin Map Explorer
Discover Bitcoin-friendly locations worldwide. Our interactive map helps you find and connect with merchants, ATMs, and services that embrace cryptocurrency.
Local MerchantsFind shops, restaurants, and services accepting Bitcoin.
Bitcoin ATMsLocate nearby Bitcoin ATMs for easy buying and selling.
Reviews & RatingsRead community feedback and experiences.
NotificationsGet alerts about new Bitcoin-friendly spots nearby.
Education Categories
Expert perspectives on Bitcoin self-custody, strategies, and long-term preservation.