Rajan Patel

Rajan Patel

19 posts

Canonical announces live kernel patching for Arm64

Canonical Livepatch now officially supports Arm64, further expanding its security patching automation capabilities. For the first time, Ubuntu on an Arm64...

Mythbusting the scope of Livepatch protection

The purpose of this article is to share the technical realities of security patching for the Linux kernel, and the intended scope of the Linux kernel’s...

Live Linux kernel patching with progressive timestamped rollouts

In internet connected environments, where Ubuntu instances can reach livepatch.canonical.com, Livepatch Client supports timestamp-based rollout...

Update Livepatch Client for the newest kernel module signing certificate

The kernel engineering team at Canonical has generated a new module signing certificate on May 16, 2025, and it is embedded in all Ubuntu kernels published...

How is Livepatch safeguarded against bad actors?

What safeguards the Livepatch security patching solution against bad actors and malicious code masquerading as an update? Learn about Secure Boot and module signing.

Automated patching for the Linux kernel

To start securely and efficiently, Linux systems follow a carefully orchestrated sequence of steps to initialize firmware and manage services. Applying...

Install FreePBX and Asterisk on Ubuntu 24.04 LTS for security patches until 2036

Deploying FreePBX and Asterisk on a single Ubuntu virtual machine in a public cloud is an ideal solution for personal users and small to medium-sized...

How often do you apply security patches on Linux?

Understanding Canonical’s release schedules for software updates and knowing security patching coverage windows are essential pieces of information when...

Deploy fully configured VMs in minutes on Google Cloud, using gcloud CLI and cloud-init

Make reusable deployment templates for Landscape and other applications

Manage FIPS-enabled Linux machines at scale with Landscape 23.03

You or your organisation are tasked with hardening your workstations and servers, where do you begin? Installing Ubuntu and applying all the security patches...

Create stop motion animation with Dragonframe on Ubuntu

Guillermo del Toro’s Pinocchio was animated using Dragonframe, opening the door for incredible stop motion visual effects. Anyone inspired by the techniques...

3 ways to apply security patches in Linux

There are 3 approaches to applying security patches in Linux: manual patching, via package managers, and automatic updates. If you need security patching that...

Manage Debian, Ubuntu, and derivative Linux distributions with Landscape Scripts

The fastest path towards Linux server management at scale is to leverage technology system administrators know. It is now possible to manage your Debian...

Landscape beta: test the Landscape Server migration to Ubuntu 22.04 LTS

The new Landscape beta makes it easier than ever to administer your entire Ubuntu estate across any architecture, from amd64, riscv, to arm64. Landscape...

FIPS certified vs compliant: what’s safer?

Minimise risk by treating the FIPS standard as a baseline, and going above and beyond the baseline to mitigate risk by applying security patches.

An overview of live kernel patching

Learn how Canonical improves security on Linux with live kernel patching. Track Livepatch activity over time in Landscape.

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