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@jkullick
jkullick / headless-luks-encrypted-ubuntu-server.md
Last active March 15, 2024 21:08
Headless LUKS encrypted Ubuntu Server on Hetzner
# stop active raid
mdadm --stop /dev/md[01]

# destroy partition table on hdds
dd if=/dev/zero of=/dev/sda bs=1M count=512
dd if=/dev/zero of=/dev/sdb bs=1M count=512

# create new partition table
sgdisk -og /dev/sda
@esterlus
esterlus / main.rb
Created September 22, 2015 13:37
ruby coding challenge
class Canvas
attr_reader :width
attr_reader :height
def initialize(input)
vals = input.split
@width = vals[0].to_i
@height = vals[1].to_i
@all = Array.new(@width * @height, 0)
end
@jas-
jas- / readme.md
Last active March 1, 2022 12:57
FreeBSD jail w/ services

myprint.scl.utah.edu

The myprint service handles wireless printing for the MLIB PC labs. FreeBSD is the operating system that was chosen for this service primarily for its security features.

Details on the current configuration of myprint.scl.utah.edu can be found below. 07/12/2013

Host OS configuration

This first section details the various configuration options applied to the kernel, NAT & traffic passing to jailed (non routable net) env, usage of IPFW service to filter incoming & outgoing traffic to specific subnets & or targets, OS, Jail & TCP stack hardening options

@plentz
plentz / nginx.conf
Last active May 17, 2024 09:08
Best nginx configuration for improved security(and performance)
# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048
@ndarville
ndarville / business-models.md
Last active January 13, 2024 17:27
Business models based on the compiled list at http://news.ycombinator.com/item?id=4924647. I find the link very hard to browse, so I made a simple version in Markdown instead.

Business Models

Advertising

Models Examples
Display ads Yahoo!
Search ads Google