package com.cloudhandson.vpdbackoffice.service; import java.nio.charset.StandardCharsets; import java.security.MessageDigest; import java.util.HexFormat; import org.springframework.stereotype.Component; @Component public class TokenHasher { public String sha256(String token) { try { MessageDigest digest = MessageDigest.getInstance("SHA-256"); return HexFormat.of().formatHex(digest.digest(token.getBytes(StandardCharsets.UTF_8))).toUpperCase(); } catch (Exception e) { throw new AppException("Failed to hash bearer token"); } } }