Instant Cyber Help When You Are Under Attack.
Stay calm. Follow rapid step-by-step triage playbooks to contain hacks, analyze dangerous links, assess password resilience, and file official federal reports.
Active Incident Response Playbook
Mark tasks as done. Your containment progress is remembered safely on this device.
Cyber, Privacy & Safety Disclosures
Browser-Only Security Tools
Analyze passphrases and inspect deceptive links locally. Data is processed strictly in your client runtime.
Passphrase Entropy Analyzer
Measures information entropy in bits against modern dictionary and GPU compute attacks.
correct-horse-battery-staple) yield higher entropy and resist dictionary spraying.
URL & Lookalike Domain Inspector
Deconstructs spoofed subdomains, IDN Punycode homoglyphs, and dangerous IP hosts without opening the address.
Scammers insert brand names on the left, but the destination is always determined by the root domain immediately preceding the single slash (/).
Public Safety Information: CyberHelpOnline provides immediate informational triage steps and threat intelligence. CyberHelpOnline is not an incident response retainer firm, law firm, or sworn investigative agency. For active felony ransomware or commercial intrusions, engage certified CIRT professionals and legal counsel.
Strict Client-Side Privacy: Password strength testing and URL parsing operate 100% locally within your browser using JavaScript. No passwords, personal details, or queries are stored, logged, or communicated over the web.