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@smx-smx
smx-smx / XZ Backdoor Analysis
Last active June 2, 2024 07:22
[WIP] XZ Backdoor Analysis and symbol mapping
XZ Backdoor symbol deobfuscation. Updated as i make progress
@nadavrot
nadavrot / Matrix.md
Last active June 23, 2024 10:25
Efficient matrix multiplication

High-Performance Matrix Multiplication

This is a short post that explains how to write a high-performance matrix multiplication program on modern processors. In this tutorial I will use a single core of the Skylake-client CPU with AVX2, but the principles in this post also apply to other processors with different instruction sets (such as AVX512).

Intro

Matrix multiplication is a mathematical operation that defines the product of

@magnetikonline
magnetikonline / README.md
Last active June 18, 2024 05:43
BIND - delegate a sub domain for a zone.

BIND - delegate a sub domain for a zone

The scenario:

  • DNS zone myzone.com defined in BIND.
  • Authoritative name server at 123.16.123.1.
  • Subzone sub.myzone.com with an authoritative name server at 123.16.123.10.
  • Wishing to forward sub-zone to authoritative name server.

Config

@willurd
willurd / web-servers.md
Last active June 29, 2024 17:26
Big list of http static server one-liners

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000
@phred
phred / pedantically_commented_playbook.yml
Last active June 27, 2024 13:39
Very complete Ansible playbook, showing off all the options
---
####
#### THIS IS OLD AND OUTDATED
#### LIKE, ANSIBLE 1.0 OLD.
####
#### PROBABLY HIT UP https://docs.ansible.com MY DUDES
####
#### IF IT BREAKS I'M JUST SOME GUY WITH
#### A DOG, OK, SORRY
####