Password and security tools
Use local browser tools to generate passwords, compare authentication choices and plan account-security work without submitting credentials.
How to use this section
Use the Password and security tools directory to choose the page that matches the decision or problem you have now. Follow official provider links for account actions, and never enter a password or recovery code into an informational guide.
What belongs in this section
Choose a tool only after you know what the result will protect and where it will be stored. Generators solve unpredictability; planners solve sequencing and ownership. Neither replaces provider controls, MFA or a tested recovery path.
Account Recovery Checklist Builder – Free & Private
Build a situation-specific account recovery and post-recovery security checklist locally.
Open guide →API Key Generator
Generate a high-entropy API key format locally in your browser.
Open guide →Authenticator Migration Planner – Local & Private
Create a step-by-step plan for moving authenticator-app accounts to a new phone without lockout.
Open guide →Backup Code Storage Planner – Local & Private
Build a local plan for storing MFA recovery codes separately from devices and everyday credentials.
Open guide →Bulk Password Generator
Generate up to 100 unique random passwords locally in your browser.
Open guide →Data Breach Response Prioritizer – Local & Private
Prioritize account changes after a breach based on reuse, email control, financial impact and administrator access.
Open guide →Diceware-Style Passphrase Generator – Free & Private
Generate multiple random-word passphrases locally with configurable word counts, separators and optional numbers.
Open guide →Domain Transfer Lock Checklist – Local & Private
Build a safe registrar transfer checklist for ownership, locks, contacts, DNS and post-transfer verification.
Open guide →Email Security Priority Checker – Local & Private
Assess which email-security actions should come first based on recovery power, reuse, MFA and suspicious activity.
Open guide →Memorable Password Generator
Create an easier-to-read password pattern without using personal information.
Open guide →MFA Method Recommender – Free & Private
Compare authenticator apps, passkeys, security keys and SMS based on risk, device access and recovery needs.
Open guide →Passkey Readiness Checker – Free & Private
Review device locks, account recovery, backups and shared-device risks before adopting passkeys.
Open guide →Random Passphrase Generator
Generate a long passphrase from randomly selected unrelated words.
Open guide →Password Entropy Calculator
Estimate theoretical entropy for uniformly random passwords.
Open guide →Password Length Recommender
Get a practical password-length starting point based on storage and account use.
Open guide →Password Manager Migration Planner – Local & Private
Build a local checklist for moving passwords, passkeys, notes and recovery records between password managers.
Open guide →Password Pattern Checker
Detect common sequences, repeated characters and predictable structures locally.
Open guide →Password Policy Builder
Create a practical password and authentication policy draft for an organization.
Open guide →Password Reuse Risk Checker – Free & Private
Estimate the practical risk created by reused passwords and prioritize safer replacement actions locally.
Open guide →Password Strength Checker
Analyze length, character variety and obvious patterns locally in your browser.
Open guide →Phishing Red-Flag Checker – Local & Private
Assess non-secret message characteristics locally for urgency, link, attachment, login and payment red flags.
Open guide →Secure PIN Generator
Generate random numeric PINs locally with optional pattern avoidance.
Open guide →Cryptographic Random Bytes Generator – Free & Private
Generate cryptographically random bytes in hexadecimal, Base64 or Base64URL format directly in your browser.
Open guide →Random Token Generator
Create random hexadecimal, alphanumeric or Base64URL-safe tokens.
Open guide →Recovery Code Generator
Create printable backup-code style values for systems you own or are building.
Open guide →Password Hash Salt Generator – Free & Private
Generate unique cryptographic salts locally in hexadecimal or Base64URL format for authorized password-hashing implementations.
Open guide →Secret Key Generator
Create random byte strings encoded as hexadecimal or Base64URL.
Open guide →Secret Rotation Planner – Free & Private
Generate a prioritized rotation and verification checklist for passwords, API keys, tokens and shared secrets.
Open guide →UUID v4 Generator
Generate one or many version 4 UUID identifiers privately in your browser.
Open guide →Wi-Fi Password Generator
Generate a long password for a home or business wireless network.
Open guide →Standards and source notes
This page is maintained by the Password Tools Hub Editorial Team. General password guidance is checked against NIST SP 800-63B and the OWASP Authentication Cheat Sheet. Product interfaces can change; use the linked provider documentation for the final account action.