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Free Security Tools

Free Security Tools

J2 Technology specialises in helping businesses achieve the most from their IT infrastructure investment.  We can provide the complete solution from specification, supply, configuration, installation and on-going maintenance support.

Check if your email address or phone number has been stolen

Hackers are targeting your business!

Find out in seconds if your email address or phone number has been stolen or compromised.  Enter it here, and we’ll run it through a comprehensive database of stolen data over the last few years.

Input an email address or phone number below to check if its been stolen (phone numbers should be entered with international format, i.e. 441282)


If your email has been compromised, it’s possible cyber criminals have used it to attempt to access your systems. 

Please contact us, we can help


Check how long it would take to crack your password

The longer and more complex your password, the harder it will be for cyber-criminals to crack it through brute force.

What’s that? It’s where automated software tries thousands of variations of passwords, until it finds the right one.

Check your password now. Enter it below and you’ll see how long it would take criminals to crack it. The longer, the better.

Generate Password
Powered by HSIMP

This is powered by How Secure Is My Password. Your password is safe and is not sent across the internet.

If you need a better password, click Generate Password and we’ll create a random one for you. Make sure you use a password manager to remember it.

How do Ransomware attacks happen?

Just how does a real world ransomware attack work? Play the video to find out

What is a 'man in the middle' attack?

See how easy it is for a hacker to steal your password

What's the worst that can happen if you don't install updates?

IT systems are at risk of being hacked if they are not kept up to date. Our Ethical Hacker demonstrates a technique called “Eternal Blue”

Cyber Essentials

Cyber Essentials is a government-backed scheme that is operated by the National Cyber Security Centre to help businesses of all sizes protect themselves against common cyber-attacks

Organisations assess themselves against five basic security controls, and a qualified assessor verifies the information provided

Cyber Essentials certifications includes automatic cyber liability insurance for any UK organisation who certifies their whole organisation and have less than £20m annual turnover (terms apply)

J2 Technology can:

– Help define the scope of Cyber Essentials certification

– Provide and define policies and procedures that will help you comply

– Ensure your business meets all of the requirements of certification

– Complete the Cyber Essentials questionnaire on your behalf

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