saf @saf@librem.one

https://sha-mbles.github.io/

> We have computed the very first chosen-prefix collision for SHA-1. In a nutshell, this means a complete and practical break of the SHA-1 hash function, with dangerous practical implications if you are still using this hash function. To put it in another way: all attacks that are practical on MD5 are now also practical on SHA-1. Check our paper here for more details.

To other Mastodon sysadmins: Check what pg_repack can do for you, especially if your server has been around for a really long time. PostgreSQL indexes get bloated over time and VACUUM does nothing about it. pg_repack can re-build indexes without downtime.

@xinayder A good book is "How Linux works" by Brian Ward:

▶How Linux boots
▶How the kernel manages devices,
▶device drivers,
▶processes
etc.

https://nostarch.com/howlinuxworks2

Openstreetmap is reaching the point that it is just more information rich and beautiful than google maps and that is awesome

The day has arrived! ProtonCalendar is now in open beta. Stay organized and stop corporations from spying on your schedule. Paid users can begin testing it today. Full details here: https://protonmail.com/blog/protoncalendar-beta-announcement/

2000s hackers: My dream is to connect all of my devices to the internet.
2020s hackers: My dream is to disconnect all of my devices from the internet.

Wrote a blog post about experience of using the @kde #PlasmaMobile on @PINE64 #PinePhone as a daily driver.

https://blog.bshah.in/2019/12/20/plasma-mobile-as-daily-driver/

Follow Friday Fediverse Developer Edition

@Gargron - mastodon dev

@lain - pleroma dev

@Chocobozzz - peertube dev

@jalcine - koype dev

@yabirgb - anfora dev

@eliotberriot - funkwhale dev

@LemmyDev - lemmy dev

@matt - writefreely dev

#ff #followFriday

The Linux Mint Blog / How to upgrade to Linux Mint 19.3
------
https://blog.linuxmint.com/?p=3838
------
It is now possible to upgrade Linux Mint 19, 19.2 or 19.2 to version 19.3.

Wow, the latest Palemoon update is intense! It literally feels like a new browser. Well done to the PM team. #foss
https://www.palemoon.org/releasenotes.shtml

New features are available on Jami! A new major release of Jami "Free as in Freedom" has been launched.

Learn more about the new features: https://jami.net/free-as-in-freedom/

@micahflee These might be useful then:
https://github.com/nycdsa/tech-rejection-letters

“The technology behind the internet is not incompatible with our rights, but the business model Facebook and Google have chosen is.”

Yep, that’s Amnesty International saying that.

https://www.amnesty.org/en/latest/news/2019/11/google-facebook-surveillance-privacy/

Stop 👏 Using 👏 Facebook

So many reasons, why you should consider closing your #Facebook account. Here is a nice documented list:

https://www.stopusingfacebook.co

@oldvetcodes PeerTube, PixelFed. A good overview can be found on https://fediverse.party. https://wedistribute.org has good articles about the Fediverse and decentralized technologies.

Smarter Encryption is a key component of our mobile app (DuckDuckGo Privacy Browser) and desktop browser extension (DuckDuckGo Privacy Essentials) https://duckduckgo.com/app 

It makes sure when you type a website URL or click on a link that you use the encrypted version if possible.

This article about Google's project to store and analyze millions of Americans' health care data confirms my suspicions about the Fitbit acquisition.

Many people who don't care about mass data collection because "I've got nothing to hide" change their tune when it's health care data. #privacy

https://www.wsj.com/articles/google-s-secret-project-nightingale-gathers-personal-health-data-on-millions-of-americans-11573496790

Enjoy protection from third-party trackers as you browse the web with the built-in content blocker, and see its benefits thanks to the privacy dashboard, including privacy grades for every website.

"Google is removing URLs entirely from the search results"

https://www.reddit.com/r/bigseo/comments/def9gg/google_are_removing_urls_entirely_from_the_search/

"ZeGrapher is a free and open-source software for plotting mathematical objects (functions, sequences, parametric equations) and experimental data on the plane."

Download the AppImage at https://www.appimagehub.com/p/1307197/

#Nitrux #AppImage #AppSpotlight #Linux