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# Cat all files in current directory
find . -type f -exec cat {} +
# Sniff network
sudo tcpdump -Aq > logs.txt
tcpdump -i any -nn -s0 -A tcp port 80 | grep ...
# Sniff SMTP
tcpdump -i any -nn -s0 -A tcp port 25
# Find PID which uses port and kill it
## Decompile
Download CFR : http://www.benf.org/other/cfr/
# One .class to stdout
java -jar cfr.jar javaclasstodecompiles.class
# One .class to .java
java -jar cfr.jar javaclasstodecompiles.class > javaclasstodecompiles.java
# Whole Jar
@vnea
vnea / gist:3f819056a1171f1ba59f8a7977776a8d
Created April 3, 2020 15:52
Explication permission en octal
000 -> --- -> 0 -> aucun droit
001 -> --x -> 1 -> execution seulement
010 -> -w- -> 2 -> écriture seulement
011 -> -wx -> 3 -> écriture et execution
100 -> r-- -> 4 -> lecture seule
101 -> r-x -> 5 -> lecture et execution
110 -> rw- -> 6 -> lecture et écriture
111 -> rwx -> 7 -> lecture, écriture et execution
ensuite faut mettre ça trois fois -> user group other