Hack

2026

• DNS ad blocking with MikroTik RouterOS Adlist

  29/07/2026 — SYSOPS

2024

• Amazfit T-REX 3 watch

  10/12/2024 — TECHNOLOGY

• Creating Debian Backports (snmpd on Bullseye)

  28/03/2024 — SYSOPS

• Hacking Retevis B63S aka B3S

  30/01/2024 — HAM

2023

• Hacking Retevis B63H aka B3H

  10/11/2023 — HAM

• Hacking Retevis RT622P aka RT22P

  10/11/2023 — HAM

• The Flag API Key (web)

  09/05/2023 — INFOSEC

• Completely Turing (misc)

  25/04/2023 — INFOSEC

2021

• Angr-y Binary (rev)

  01/12/2021 — INFOSEC

• Flag Authoriser (net)

  30/11/2021 — INFOSEC

• Dirty and Quick Shadow Password Recovery

  16/03/2021 — INFOSEC

• Single file database aka SQlite

  07/02/2021 — SYSOPS

2020

• Suspicious Caesar (crypto)

  21/12/2020 — INFOSEC

• Share AWS S3 Bucket With Another AWS Account

  27/10/2020 — SYSOPS

• ACID Flag Bank (web)

  03/09/2020 — INFOSEC

• Dovecot Logrotate

  18/08/2020 — SYSOPS

• Slippery Upload (web)

  06/05/2020 — INFOSEC

• Try and Catch (web)

  02/05/2020 — INFOSEC

• Mechanical Turk (web)

  15/04/2020 — INFOSEC

• Tips and Tricks (beginner tutorial)

  11/04/2020 — INFOSEC

• TG:Hack 2020 CTF

  11/04/2020 — INFOSEC

• An Executable Stack (pwn)

  08/04/2020 — INFOSEC

• The Encrypted Password (rev)

  06/04/2020 — INFOSEC

• Optimizing Hugo

  03/04/2020 — SYSOPS

• eSecurity.rs CTF

  31/03/2020 — INFOSEC

• The Encrypted Flag (misc)

  21/03/2020 — INFOSEC

• Confused Environment Read (pwn)

  27/02/2020 — INFOSEC

• Hidden Painting (misc)

  25/02/2020 — INFOSEC

• Secured Session (web)

  24/02/2020 — INFOSEC

• Error Reporting Protocol (net)

  16/02/2020 — INFOSEC

• The More The Merrier (rev)

  16/02/2020 — INFOSEC

• Sensitive Server Memory (misc)

  16/02/2020 — INFOSEC

• An Impossible Number (misc)

  16/02/2020 — INFOSEC

• The Text Editor Jail (misc)

  16/02/2020 — INFOSEC

• Journaling With LaTeX

  21/01/2020 — TECHNOLOGY

• Enable rng-tools on VPS

  09/01/2020 — SYSOPS

• Basic Folder Gallery in Hugo

  08/01/2020 — SYSOPS

2018

• Use Fail2ban and Postfix Postscreen to Fight Cutwail Botnet

  25/10/2018 — SYSOPS

• When Unbound Won't Write Logs

  27/09/2018 — SYSOPS

2017

• Qnap Monitoring With Check Mk

  21/12/2017 — SYSOPS

• Server Services Diagram

  07/12/2017 — SYSOPS

• Nginx vs Apache

  05/12/2017 — SYSOPS

• Medion Akoya Permanent Sleep

  04/12/2017 — TECHNOLOGY

• Home Temperature Monitoring with Grafana

  30/11/2017 — TECHNOLOGY

2016

• io.smashthestack.org / level04

  15/02/2016 — INFOSEC

• io.smashthestack.org / level03

  12/02/2016 — INFOSEC

• io.smashthestack.org / level02_alt

  21/01/2016 — INFOSEC

• io.smashthestack.org / level02

  21/01/2016 — INFOSEC

2013

• Programming Yaesu FT-857d

  22/03/2013 — HAM

2012

• Mouse Tracking Speed OSX

  07/02/2012 — SYSOPS

2011

• TH-D72e Station List

  15/10/2011 — HAM

• Echolink in TH-D72e

  14/10/2011 — HAM

• Xastir in TH-D72e

  17/09/2011 — HAM