Free Network & Security Tools
Calculators, lookups and generators for network engineers and security teams. Free, fast and no sign-up: 18 tools across networking, security, automation and everyday utilities.
18 tools
Networking
VLSM Calculator
Calculate Variable Length Subnet Masks for efficient IP address allocation.
Utilities
Windows Drive Partition Calculator
Calculate exact partition sizes for Windows drives with precision.
Security
Cisco Type 7 Password Decrypter
Free online tool to decrypt Cisco Type 7 passwords. Recover plain-text credentials from Cisco IOS configurations instantly and securely.
Networking
IP Address Lookup
Find information about an IP address including location and ISP details.
Security
MD5 and SHA Hash Calculator
Calculate and verify MD5, SHA hashes for file integrity checking.
Security
Password Strength Checker
Analyze password strength and get security improvement suggestions.
Automation
Python Script Generator for Cisco
Generate Python scripts for Cisco device configuration automation.
Automation
Checkpoint Policy Backup and Restore
Backup and restore Checkpoint firewall policies efficiently.
Automation
Cisco FMC and FTD Upgrade Command
Generate upgrade commands for Cisco FMC and FTD devices.
Utilities
Salary Hike Calculator
Calculate the impact of a salary hike on your income and percentage increase.