Migrating from AWS to Fly.io TL;DR It was a pleasure migrating from AWS to Fly.io (opens in a new tab) but it's not all rainbows and unicorns. Fly.io goes above and beyond to create an exceptional developer experience. It's super easy to hit the ground running. However, there are some rough edges that you might encounter. If you like managing your own infrastructure and can live without stellar su
nmapコマンドの使い方 - Qiita
[root@client ~]# nmap --help Nmap 6.40 ( http://nmap.org ) Usage: nmap [Scan Type(s)] [Options] {target specification} TARGET SPECIFICATION: Can pass hostnames, IP addresses, networks, etc. Ex: scanme.nmap.org, microsoft.com/24, 192.168.0.1; 10.0.0-255.1-254 -iL <inputfilename>: Input from list of hosts/networks -iR <num hosts>: Choose random targets --exclude <host1[,host2][,host3],...>: Exclude
Host your own Mastodon instance on a Raspberry Pi - Raspberry Pi
The ongoing emergency at Twitter has made a lot of us take a serious look at social media. After a lot of debate here at Pi Towers, we’ve now spun up our own Mastodon instance. The best thing about it? It’s running on a Raspberry Pi 4 hosted at Mythic Beasts. Last time we talked about Mastodon, we told you why we were doing it. Today’s post talks about how you can join us. Our own Mastodon instanc
Flipping Pages: An analysis of a new Linux vulnerability in nf_tables and hardened exploitation techniques
This blogpost is the next instalment of my series of hands-on no-boilerplate vulnerability research blogposts, intended for time-travellers in the future who want to do Linux kernel vulnerability research. Specifically, I hope beginners will learn from my VR workflow and the seasoned researchers will learn from my techniques. In this blogpost, I'm discussing a bug I found in nf_tables in the Linux
An introduction to Linux virtual interfaces: Tunnels | Red Hat Developer
Linux has supported many kinds of tunnels, but new users may be confused by their differences and unsure which one is best suited for a given use case. In this article, I will give a brief introduction for commonly used tunnel interfaces in the Linux kernel. There is no code analysis, only a brief introduction to the interfaces and their usage on Linux. Anyone with a network background might be in
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Flying away from AWS – Terrateam