Latest from Jack Wallen
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How to set up passwordless SSH authentication for Ubuntu Server
Learn how to enable passwordless SSH authentication on both Linux and macOS.
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How to enable SMS verification code autofill in Android
Starting with Android 9, you can make two-factor authentication even easier.
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How to use Restricted Shell to limit user access to a Linux system
Learn how to prevent Linux users from executing certain commands and confining them to their home directory by employing rbash.
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How to use NGINX as a reverse proxy
A reverse proxy can do wonders for your network and its security. Learn how to configure NGINX to serve this very purpose.
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How to detect network abuse with Wireshark
With a few quick clicks, you can detect network abuse with Wireshark. Jack Wallen shows you how.
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How to enable SSL on Ubuntu Linux for testing
Sometimes admins need to be able to test a web-based solution before deciding it's worth using. When that software requires SSL, you can enable a snake oil SSL key for testing purposes.
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How to encrypt an external drive or card in macOS
Looking to encrypt removable storage on macOS, but can't figure out how? Jack Wallen shows you the way to make this work.
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Understanding the dangers of social networking questionnaires
With people spending more time on Facebook and Twitter, it's important to know what to watch out for. Jack Wallen addresses the social networking behaviors you should avoid at all costs.
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Snowflake is the Linux SSH GUI you didn't know you needed
Is a Linux SSH GUI in your future? Jack Wallen believes once you try Snowflake, there's no going back.
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How to install and configure WireGuard VPN on Linux
WireGuard has yet to arrive in the Linux kernel, but you can still start testing how this new feature will work.