nixCraft Linux / UNIX Newsletter

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How To Show or Hide Line Numbers In vi / vim Text Editor

Posted: 04 Jan 2018 07:19 AM PST


{Updated}How cah I make the vi text editor display or hide line numbers?

The post How To Show or Hide Line Numbers In vi / vim Text Editor appeared first on nixCraft.

Bash Bypass Alias Linux/Unix Command

Posted: 04 Jan 2018 07:17 AM PST


{Updated}How can I disable or bypass my bash shell aliases temporarily on a Linux, *BSD, macOS or Unix-like system?

The post Bash Bypass Alias Linux/Unix Command appeared first on nixCraft.

SSH Public Key Based Authentication on a Linux/Unix server

Posted: 04 Jan 2018 07:15 AM PST


{Updated}This how-to covers generating and using ssh public keys for automated usage such as login, backups and more

The post SSH Public Key Based Authentication on a Linux/Unix server appeared first on nixCraft.

Turn On or Off Color Syntax Highlighting In vi or vim Editor

Posted: 04 Jan 2018 07:13 AM PST


{Updated}How do I turn on or off color syntax highlighting in vi or vim text editor on a Linux or Unix-like operating system?

The post Turn On or Off Color Syntax Highlighting In vi or vim Editor appeared first on nixCraft.

Howto patch Spectre Vulnerability CVE-2017-5753/CVE-2017-5715 on Linux

Posted: 04 Jan 2018 12:06 AM PST

A very serious security problem has been found in the Intel/AMD/ARM CPUs. Spectre CPU Vulnerability CVE-2017-5753/CVE-2017-5715 breaks the isolation between different applications. It allows an attacker to trick error-free programs, which follow best practices, into leaking their secrets. In fact, the safety checks of said best practices actually increase the attack surface and may make … Continue reading "Howto patch Spectre Vulnerability CVE-2017-5753/CVE-2017-5715 on Linux"

The post Howto patch Spectre Vulnerability CVE-2017-5753/CVE-2017-5715 on Linux appeared first on nixCraft.

How to patch Meltdown CPU Vulnerability CVE-2017-5754 on Linux

Posted: 03 Jan 2018 11:30 PM PST

A very serious security problem has been found in the Intel CPUs. Meltdown CPU Vulnerability CVE-2017-5754 breaks the most fundamental isolation between user applications and the operating system. This attack allows a program to access the memory, and thus also the secrets, of other programs and the operating system. How do I protect my Linux … Continue reading "How to patch Meltdown CPU Vulnerability CVE-2017-5754 on Linux"

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