Category decision hub
Security Tools for practical browser workflows
Security utilities should make checks clearer without claiming to replace a security program. This hub groups password, hash, JWT, SSL and lookup tools with plain-language notes about careful handling.
Start from your role
Each block maps a common audience to a concrete first step.
Developers
Inspect tokens, hashes and identifiers during implementation.
Admins
Check SSL or IP context before escalating an issue.
Everyday users
Generate stronger passwords and understand strength feedback.
Task-based entry points
Open the closest workflow first, then review the output before sharing.
- Generate a passwordOpen tool
Create a strong value, then store it in a trusted manager.
- Check password strengthOpen tool
Understand length and variety signals before reuse.
- Generate a hashOpen tool
Create checksums for comparison and verification.
- Inspect JWT contentOpen tool
Decode token payloads without treating them as verified authorization.
Choose the right tool faster
| Need | Recommended tool | Why this fits |
|---|---|---|
| Need a new secret | Password Generator | Generate, then store safely. |
| Need to review a password | Password Strength | Use as a signal, not a guarantee. |
| Need file or text comparison | Hash Generator | Useful for integrity checks. |
| Need to read token claims | JWT Decoder | Decode only; do not treat decode as trust. |
Security Tools tool map
Cards use consistent descriptions, workflow labels and direct links so the category works as a real hub.
Ad Blocker Tester
Test if your ad blocker is working properly. Ad blocking, tracker detection, and privacy recommendations.
Encryption/Decryption Tool
Encrypt and decrypt text using AES encryption. Secure client-side encryption with key management warnings.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes. Text and file hash calculation with verification features.
IP Address Lookup
Display your IP address and location info. ISP information, city, country, and coordinates.
JWT Decoder
Decode and verify JSON Web Tokens. View header, payload, and signature info. Check token expiration.
Password Generator
Generate secure, random passwords with customizable options. Supports uppercase, lowercase, numbers and symbols.
Password Strength Checker
Check the strength and security of your passwords. Real-time analysis, crack time estimation and improvement suggestions.
SSL Checker
Check SSL certificate information for any domain. TLS version info, certificate details, and security recommendations.
User Agent Parser
Parse browser and system information from user agent string. Browser name/version, OS, and device type detection.
UUID Generator
Generate universally unique identifiers (UUID/GUID). Version selection, format options and bulk generation.
Related guides
Use these articles as quality checks around the tools.
Category FAQ
Which security tools should I start with?
Start with the use-case cards and decision table, then open the tool mapped to your specific task.
Are these tools free to start?
The category links to free online NovaTools utilities. Some tools may rely on browser resources or external data as stated on the tool page.
What should I check before sharing an output?
Review file names, input assumptions, privacy needs, readability and output format before sending or publishing.