The latest version of bitcoin-ts [https://github.com/bitauth/bitcoin-ts] now includes support for signing and verifying Schnorr signatures over the secp256k1 curve. Schnorr functionality has been added to the library’s Secp256k1 [https://bitauth.github.io/bitcoin-ts/interfaces/secp256k1.html] WebAssembly interface [https://bitauth.github.io/bitcoin-ts/interfaces/secp256k1.
I gave a talk at TABConf 2019 introducing Bitcoin Script, the virtual machine bytecode which is built into bitcoin. The slides are available online [https://script.bitjson.com/], and the source is also on GitHub [https://github.com/bitjson/bitauth-ide-slides]. Bitcoin Script For BeginnersBitcoin Script For Beginners – a presentation at
Bitcoin, Bitcoin Cash, and most other cryptocurrencies use the Elliptic Curve Digital Signature Algorithm (ECDSA) [https://en.wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm] to authenticate transactions. ECDSA can be used with a number of different elliptic curves [https://en.wikipedia.org/wiki/Elliptic-curve_cryptography], and Bitcoin’s creator