Defensive Computing blogs by Michael Horowitz michaelhorowitz.com

Using ProtonMail encrypted messages with a normal email account

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VPNs and Defensive Computing

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VPNs on iOS are a scam

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Windows 10 spies on your use of System Settings

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The best VPN

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A firewall rule can help block ransomware

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A new aspect of Google's spying

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The Adobe PDF Reader occupies a massive 2 Gigabytes on Windows

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Windows Update vs. a Router

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Windows 10 Default Apps

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Shame on American Express and evaluating a phishing email

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Submitting Data with HTTP and HTTPS

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A sample Mixed Mode web page

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Hover a mouse over a link - just don't trust the results

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Web browser fingerprinting - testing the testers

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Judging a VPN by its website

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Tracking down a port 53 (DNS) mystery

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The world's BEST password advice

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The only way to fight Windows 10 spying is in your router - firewall rules won't cut it

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