Trust Issues

use ed25519_dalek::{PublicKey, Signature};
use blake3;

pub fn verify_identity_claim(public_key_bytes: &[u8], claim_data: &[u8], signature_bytes: &[u8]) -> bool {
    // 1. Parse PublicKey
    let pub_key = match PublicKey::from_bytes(public_key_bytes) {
        Ok(key) => key,
        Err(_) => return false,
    };

    // 2. Parse Signature
    let sig = match Signature::from_bytes(signature_bytes) {
        Ok(s) => s,
        Err(_) => return false,
    };

    // 3. Verify Claim via Blake3 Hash verification
    let hash = blake3::hash(claim_data);
    pub_key.verify(hash.as_bytes(), &sig).is_ok()
}