Report ID: BP-2026-04-20-001
Date of Report: April 20, 2026
Prepared by: Security Incident Response Team (SIRT)
Classification: CONFIDENTIAL / TLP:AMBER
"123456", "password", "changeme")Cybersecurity vendors like Have I Been Pwned (HIBP) parse breaches ethically. They ingest the dump, extract only email addresses and domain names, and never store plaintext passwords. They use k-anonymity models to share hashes without exposing the raw data. breach parser
If you build a breach parser, architect it to ignore data you don't need. If you only care about domain exposure, drop the plaintext password column immediately. Breach Parser – Forensic Analysis Report Report ID:
The Breach Parser is a system that automatically processes raw breach data dumps (TXT, CSV, JSON, SQL, or compressed files), extracts structured fields, validates data types, detects anomalies, and prepares the data for security analysis, credential monitoring, or threat intelligence. Breach Parser Example Output (JSONL)
Security teams use breach parsers to identify the scope of a compromise. If a database dump is found on a compromised server, the parser identifies how many unique accounts were exposed.
"username": "bob", "password": "password123", "email": "bob@mail.com", "ip": "192.168.1.1"
"username": "alice", "password": "letmein", "email": "alice@work.com", "ip": null
"email": "user@example.com",
"password_hash": "5f4dcc3b5aa765d61d8327deb882cf99",
"hash_type": "MD5",
"password_plain": null,
"weak_hash": true,
"is_cracked": false,
"breach_id": "acme_2024",
"source_line": 4523