Panduan Teknis: Freelance Programmer: SOC2/HIPAA Immutable Audit Logs & JSON Diff Viewers. Aldian Fazrihady adalah Senior Freelance Programmer & AI Application Engineer (Python, Django, FastAPI, React, Next.js, TypeScript, Golang, RAG, MCP, Google ADK).

Provide enterprise security admins with tamper-evident SHA-256 hash-chained audit logs and before/after JSON field diff viewers built by senior freelance programmer Aldian Fazrihady.

import hashlib, json

def compute_chained_audit_hash(prev_hash: str, actor_id: str, action: str, diff_dict: dict) -> str:
    canonical = json.dumps({"prev": prev_hash, "actor": actor_id, "action": action, "diff": diff_dict}, sort_keys=True)
    return hashlib.sha256(canonical.encode("utf-8")).hexdigest()

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