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stefan2904 / fuzzys_november.md
Last active December 1, 2015 21:23
[LosFuzzys] November recap & next meeting

Hi everyone interested in exciting information security competitions,

welcome to the LosFuzzys 'Newsletter'.

LosFuzzys!?

LosFuzzys ist a CTF team located in Graz, Europe. We are a group of people interested in information security, which occasionally participates in information security competitions, called Capture The Flag (CTF).

@stefan2904
stefan2904 / lvmextend_demo.sh
Created December 8, 2015 14:28
I love LVM
thinkbook# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/thinkbook-home 148G 127G 15G 90% /home
thinkbook# lvextend -L+50G /dev/thinkbook/home
Size of logical volume thinkbook/home changed from 150.00 GiB (38400 extents) to 200.00 GiB (51200 extents).
Logical volume home successfully resized
@stefan2904
stefan2904 / dirmngr
Last active December 13, 2015 01:22
HKPS and GnuPG 2.1
% gpg2 --version 130 ↡
gpg (GnuPG) 2.1.6
% echo "hkp-cacert ~/.gnupg/sks-keyservers.netCA.pem" > dirmngr.conf
% pkill dirmngr
% gpg2 -v --refresh-keys
...
=> gpg: keyserver refresh failed: General error
% echo "hkp-cacert /home/stefan/.gnupg/sks-keyservers.netCA.pem" > dirmngr.conf
@stefan2904
stefan2904 / Experiment.java
Created December 14, 2015 23:35
How to use Java's/Android's HttpURLConnection if a redirect switches the protocol?
import java.net.HttpURLConnection;
import java.io.InputStream;
import java.io.BufferedInputStream;
import java.net.URL;
import java.util.Map;
import java.util.List;
public class Experiment {
public static final int HTTP_TEMPORARY_REDIRECT = 307; // Temporary Redirect (since HTTP/1.1)
@stefan2904
stefan2904 / ca-certificates
Created January 24, 2016 17:15
Update Mozilla certificate authority bundle to version 2.6
ca-certificates (20141019+deb8u1) stable; urgency=medium
Update Mozilla certificate authority bundle to version 2.6.
The following certificate authorities were added (+):
+ "CA WoSign ECC Root"
+ "Certification Authority of WoSign G2"
+ "Certinomis - Root CA"
+ "CFCA EV ROOT"
+ "COMODO RSA Certification Authority"
+ "Entrust Root Certification Authority - EC1"
@stefan2904
stefan2904 / shodan-export.json
Last active January 28, 2016 20:50
country:"AT" city:"Graz" org:"Technische Universitaet Graz" port:"9100" https://www.shodan.io/report/cC76yyf1
{"_shodan": {"module": "printer-job-language", "crawler": "a1d7c8633bbc09815656eb22f5b59d9d5164fb2e"}, "product": "hp LaserJet 2430", "os": null, "ip": 2166075912, "isp": "Technische Universitaet Graz", "port": 9100, "hostnames": ["fptchjd05.tu-graz.ac.at"], "location": {"city": "Graz", "region_code": "06", "area_code": null, "longitude": 15.449999999999989, "country_code3": "AUT", "country_name": "Austria", "postal_code": "8010", "dma_code": null, "country_code": "AT", "latitude": 47.0667}, "timestamp": "2016-01-26T18:02:10.355394", "domains": ["tu-graz.ac.at"], "org": "Technische Universitaet Graz", "data": "@PJL INFO STATUS\r\nCODE=35078\r\nDISPLAY=\"Bereitschafts- modus ein\"\r\nCODE2=11204\r\nDISPLAY2=\"FACH 2 IST OFFEN ODER LEER\"\r\nCODE3=10023\r\nDISPLAY3=\"Job wird verarbeitet\"\r\nONLINE=TRUE\r\n\f@PJL INFO ID\r\n\"hp LaserJet 2430\"\r\n\f@PJL INFO PRODINFO\r\n\"?\"\r\n\f", "asn": "AS1113", "transport": "tcp", "ip_str": "129.27.178.8"}
{"_shodan": {"module": "printer-job-language", "crawler": "339d3
@stefan2904
stefan2904 / find_p.py
Created February 9, 2016 02:18 — forked from elliptic-shiho/find_p.py
Sharif University CTF 2016: Crypto 150 Solver
# original file name : find_p.sage
from sage.all import *
import sys
n=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
e = 65537
c = 0x64A3F710E3CB9B114FD112B45AC4845292D0B1FEE1468147E80FABA3CD56B1206F5C59E5D400A7F20C9BCD5B42C7197A0D07FBBA48BFBDA550C5CAFB562BEC1B1CB301D131E13233F2BD1C80EEB48956FF0BC8DB6AE2CD727FB1DAC62822331B15A6044F825D01D81036DA3CC8A3575165E813051036715CDF5F7865676DC2513AAD08C5113DFFDC4E6B13E6FFCA2FAD1AA6986D3ED9F1896C109F641074DA7DBFE62CCAD3CACE4B80332475FE3C9EC4869FCA31EE2860D45959F8583C2AEC7A00FC2FD63DBF6CBEB1C604D60CF780FE028
@stefan2904
stefan2904 / scan.py
Created February 12, 2016 02:10
Simple Host Discovering + Portscanning in Python
#! /usr/bin/env python
import scapy.config
import scapy.layers.l2
import scapy.route
import socket
import nmap
import math
import os
@stefan2904
stefan2904 / README.txt
Last active February 22, 2016 02:12
Crypto-Pirat, Internetwache CTF crypto50 challenge. Writeup: http://losfuzzys.github.io/writeup/2016/02/21/iwctf2016-crypto-pirat/
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@stefan2904
stefan2904 / bruteforce.py
Last active February 22, 2016 02:12
Brute with Force, Internetwache CTF code80 challenge
#!/usr/bin/env python
from pwn import * # NOQA
from pytz import timezone
import hashlib
import datetime
import string