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The Crypto API already has definitions for the SM3 hash algorithm and a SM4 block cipher key type.
CSTC also defines the SM2 public-key algorithms for digital signature, key exchange, and asymmetri…
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Pushing a script into a Script is a very common step that we need to do in wrapper segwit. sh(wsh), sh(wpkh). Here is how I had to do it in rust-miniscript.
```diff
+use bitcoin::script::{PushByte…
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# 深入了解Ed25519
都知道Ed25519是一种比较新的椭圆曲线签名方案,相比ECDSA,也就是基于传统 Weierstrass形式的椭圆曲线(secp256r1 secp256k1)的签名方案,它综合对比下来是要好上不少的。它是EdDSA方案的一种实现之一。
现在ECDSA的工程实现,从效率上来看,已经被实现优化得非常快了,比如在OpenSSL等密码签名库中。
但是安全性…
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Hi guys, I'm trying to implement the statecoin protocol, I used the schnorr to handle the multisig between the server and user. We create the signature using this one
``` rust
let sighash = …
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[Inspired by @pkel]
Should we have a document format for accord project smart legal contracts?
The idea would be to have a file e.g., `myAgreement.sdf` file which encapsulate everything of your …
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Discord community member @evandrosaturnino created a chatbot that answers questions regarding tBTC, Keep and staking; it can be [viewed here](stakingkeep.com.br/en-us) and interacted with in the Disco…
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### Summary
While working on [reproducible builds](https://reproducible-builds.org/) for [openSUSE](https://en.opensuse.org/openSUSE:Reproducible_Builds), I found that in our `mbedtls-2.28.2` packa…
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When signing using gg18, if the same message is signed multiple times as in: it will result in a unique (r,s) pair each time.
Example, Round 1:
./gg18_sign_client http://127.0.0.1:8000 keys.store…
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Current LocalSig generation code in `src/protocols/thresholdsig/bitcoin_schnorr.rs` uses a hash function which get input values as BigInt. However, if the first bytes of input is 0, the BigInt omit th…