ARM and Linux power the world’s fastest supercomputer

ARM and Linux power the world’s fastest supercomputer

The latest edition of the TOP500 of the most powerful computers in the world has arrived with news. A Japanese supercomputer with ARM chip and running Linux has risen to first place. Never before has an ARM computer been so high on this ranking.

The new number 1 is called Fugaku and will be used, among other things, for research against Covid-19, both for diagnosis and to study the characteristics of the disease.

Lockdown security module bypass on Linux

Lockdown security module bypass on Linux

The Lockdown security module introduced in Linux 5.4 to lock certain parts of the kernel seems not to be as effective as expected. A developer has managed to skip this protection on Ubuntu 18.04 and break Secure Boot. To do this, he has used ACPI tables, the standard that controls the operation of the BIOS and provides advanced functionalities to manage and save energy.

Last week to submit proposals for MoodleMoot Global

Last week to submit proposals for MoodleMoot Global

The Covid-19 health alert has promoted distance learning in all countries. Most organizations had to make the transition to online teaching. And many of them have chosen Moodle as an eLearning platform. In order to share experiences, success stories and best practices facing the new reality, all edtech experts and Moodle users are invited to participate in the largest online event on this learning online platform.

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