---
title: "Security Calculators"
date: 2026-10-22
author: "Barry Elad"
---

# Security Calculators

Uptime, risk, scoring and cost math for security and infrastructure teams.

Updated Oct 22, 2026

  [  Featured security tool Random Password Generator Pick a length and the characters to use; get strong passwords with the strength of each shown, generated in your browser and never stored.  Cryptographic randomness Strength in bits of entropy Up to 50 at once   Open the tool → Free, in your browser     Length and characters 16 chars*Upper, lower, digits, symbols*  Generated in your browser, never stored Generated password  Live  Entropy (bits) Characters in the pool Strength    ](https://sqmagazine.co.uk/password-generator/)- [   Downtime a year At 99.9%  8h 45m 58s     Security In your browser  Uptime Calculator Downtime an uptime target allows, from a day to a year.  43m 50sPer average month (30.44 days) →   ](https://sqmagazine.co.uk/uptime-calculator/)
- [   Download time 50 GB at 300 Mbps  24m 41s DSL 10 Mbps 12h 20m 44sFiber 1 Gbps 7m 24s    Security In your browser  Download Time Calculator How long a file takes at your connection speed.  270 MbpsEffective speed →   ](https://sqmagazine.co.uk/download-time-calculator/)