blog.haschek.at 5. 5. 2024Sending Emails to my 3-year-old - How I'm using email and timecapsules as a fun legacy for my son to find – blog.haschek.at 1. 10. 2023Let's Encrypt wildcard certificates - the easy way – blog.haschek.at 28. 7. 2023SSH based comment system – blog.haschek.at 4. 7. 2023ZFS over iSCSI storage in Proxmox – blog.haschek.at 6. 12. 2021Simple Raspberry Pi powered SMS Gateway – blog.haschek.at 23. 2. 2021How I heat my home by mining crypto currencies – blog.haschek.at 31. 10. 2020The perfect file server – blog.haschek.at 13. 8. 2020Stopping phishing campaigns with bash – blog.haschek.at 18. 6. 2020The encrypted homelab – blog.haschek.at 8. 6. 2020The A1 Telekom Austria Hack – blog.haschek.at 2. 8. 2019Threat vector: Legacy static websites – blog.haschek.at 16. 6. 2019App controlled garden irrigation system for less than 20 Bucks – blog.haschek.at 8. 2. 2019I scanned the whole country of Austria and this is what I've found – blog.haschek.at 16. 1. 2019The curious case of the Raspberry Pi in the network closet – blog.haschek.at 13. 1. 2019Build your own datacenter with PXE and Alpine – blog.haschek.at 10. 1. 2019Teaching in minecraft – blog.haschek.at 19. 10. 2018Making a smart meter out of a dumb one for 4 $ – blog.haschek.at 31. 8. 2018So you have been scammed – blog.haschek.at 17. 6. 2018How to fight child pornography with a Raspberry Pi and deep learning – blog.haschek.at 5. 4. 2018Reverse engineering your mobile banking app – blog.haschek.at 28. 3. 2018Raspberry Pi + Deep Learning home security system – blog.haschek.at 3. 1. 2018Raspberry Pi controlled cactus lamp – blog.haschek.at 9. 9. 2017Teaching your fish tank LEDs new tricks – blog.haschek.at 16. 8. 2017API Heaven ICO – blog.haschek.at 3. 8. 2017Making an awesome dashboard for your crypto currencies in 3 steps – blog.haschek.at 5. 7. 2017How to defend your website with ZIP bombs – blog.haschek.at 22. 6. 2017Creating the safest ETH paper wallet with a Raspberry Pi – blog.haschek.at 9. 6. 2017Accepting Ethereum payments without external services – blog.haschek.at 23. 4. 2017DIY vertical hydroponic system – blog.haschek.at 17. 4. 2017Making a simple Raspberry Pi Bitcoin/Ethereum trading bot – blog.haschek.at 24. 3. 2017Is Guetzli useful in production? – blog.haschek.at 25. 10. 2016Finding bombs in the forest – blog.haschek.at 8. 9. 2016How a scammer stole 500$ from me and in the end begged me not to tell his parents – blog.haschek.at 4. 6. 2016Forget Pay2Win - the time has come for Learn2Win – blog.haschek.at 24. 4. 2016My door sends me chat messages – blog.haschek.at 17. 2. 2016DIY cloud lamp for fun and profit – blog.haschek.at 22. 1. 2016Letting students mod school computers – blog.haschek.at 15. 1. 2016How to visualize RADIUS connections – blog.haschek.at 27. 12. 2015Raspberry Pi controlled power sockets – blog.haschek.at 14. 11. 2015My company just turned 10 and it was quite a ride – blog.haschek.at 8. 11. 2015That (not so) awesome time the police raided my home – blog.haschek.at 21. 9. 2015Water cooled NAS made from spare parts – blog.haschek.at 10. 9. 2015DIY: Cheap wall mounted, water cooled PC for 51$ – blog.haschek.at 4. 7. 2015Let's analyze over twenty thousand proxies – blog.haschek.at 26. 6. 2015What would happen if you'd embed a remote JPEG with a HTTP link but the remote server is forcing HTTPS? - – blog.haschek.at 21. 6. 2015Analyzing 443 free proxies - Only 21% are not shady – blog.haschek.at 20. 6. 2015What would happen if you'd embed a remote JPEG with a HTTP link but the remote server is forcing HTTPS? – blog.haschek.at 5. 6. 2015Neue Reifeprüfung analyzed – blog.haschek.at 29. 3. 2015Repairing a closed loop CPU water cooler with aquarium tubing – blog.haschek.at 16. 3. 2015Raspberry Pi 2 wireless temperature box – blog.haschek.at 2. 1. 2015Chromebooks for Work & Classrooms – blog.haschek.at 28. 12. 2014Announcing: Socialcube LITE – blog.haschek.at 9. 12. 2014Why hackits are the first thing I teach new classes – blog.haschek.at 7. 12. 2014My XP-based grading system – blog.haschek.at 23. 8. 2014Raspberry Pi controlled LEDs – blog.haschek.at 24. 7. 2014IKEA Server Rack – blog.haschek.at 7. 5. 2014DIY hydroponic pot for ~36⬠– blog.haschek.at 11. 2. 2014Temperature visualization – blog.haschek.at 28. 7. 2013Raspberry Pi temperature monitor – blog.haschek.at 29. 5. 2013Why are free proxies free? – blog.haschek.at 26. 2. 2013My door sends me emails – blog.haschek.at 9. 4. 2012HTML5 heat spreading simulation – blog.haschek.at 9. 4. 2012HTML5 heat spreading simulation – blog.haschek.at 9. 1. 2012hackthissite.org ascii code picture challenge – blog.haschek.at 8. 1. 2012PHP script that filters moods from twitter – blog.haschek.at
5. 5. 2024Sending Emails to my 3-year-old - How I'm using email and timecapsules as a fun legacy for my son to find – blog.haschek.at 1. 10. 2023Let's Encrypt wildcard certificates - the easy way – blog.haschek.at 28. 7. 2023SSH based comment system – blog.haschek.at 4. 7. 2023ZFS over iSCSI storage in Proxmox – blog.haschek.at 6. 12. 2021Simple Raspberry Pi powered SMS Gateway – blog.haschek.at 23. 2. 2021How I heat my home by mining crypto currencies – blog.haschek.at 31. 10. 2020The perfect file server – blog.haschek.at 13. 8. 2020Stopping phishing campaigns with bash – blog.haschek.at 18. 6. 2020The encrypted homelab – blog.haschek.at 8. 6. 2020The A1 Telekom Austria Hack – blog.haschek.at 2. 8. 2019Threat vector: Legacy static websites – blog.haschek.at 16. 6. 2019App controlled garden irrigation system for less than 20 Bucks – blog.haschek.at 8. 2. 2019I scanned the whole country of Austria and this is what I've found – blog.haschek.at 16. 1. 2019The curious case of the Raspberry Pi in the network closet – blog.haschek.at 13. 1. 2019Build your own datacenter with PXE and Alpine – blog.haschek.at 10. 1. 2019Teaching in minecraft – blog.haschek.at 19. 10. 2018Making a smart meter out of a dumb one for 4 $ – blog.haschek.at 31. 8. 2018So you have been scammed – blog.haschek.at 17. 6. 2018How to fight child pornography with a Raspberry Pi and deep learning – blog.haschek.at 5. 4. 2018Reverse engineering your mobile banking app – blog.haschek.at 28. 3. 2018Raspberry Pi + Deep Learning home security system – blog.haschek.at 3. 1. 2018Raspberry Pi controlled cactus lamp – blog.haschek.at 9. 9. 2017Teaching your fish tank LEDs new tricks – blog.haschek.at 16. 8. 2017API Heaven ICO – blog.haschek.at 3. 8. 2017Making an awesome dashboard for your crypto currencies in 3 steps – blog.haschek.at 5. 7. 2017How to defend your website with ZIP bombs – blog.haschek.at 22. 6. 2017Creating the safest ETH paper wallet with a Raspberry Pi – blog.haschek.at 9. 6. 2017Accepting Ethereum payments without external services – blog.haschek.at 23. 4. 2017DIY vertical hydroponic system – blog.haschek.at 17. 4. 2017Making a simple Raspberry Pi Bitcoin/Ethereum trading bot – blog.haschek.at 24. 3. 2017Is Guetzli useful in production? – blog.haschek.at 25. 10. 2016Finding bombs in the forest – blog.haschek.at 8. 9. 2016How a scammer stole 500$ from me and in the end begged me not to tell his parents – blog.haschek.at 4. 6. 2016Forget Pay2Win - the time has come for Learn2Win – blog.haschek.at 24. 4. 2016My door sends me chat messages – blog.haschek.at 17. 2. 2016DIY cloud lamp for fun and profit – blog.haschek.at 22. 1. 2016Letting students mod school computers – blog.haschek.at 15. 1. 2016How to visualize RADIUS connections – blog.haschek.at 27. 12. 2015Raspberry Pi controlled power sockets – blog.haschek.at 14. 11. 2015My company just turned 10 and it was quite a ride – blog.haschek.at 8. 11. 2015That (not so) awesome time the police raided my home – blog.haschek.at 21. 9. 2015Water cooled NAS made from spare parts – blog.haschek.at 10. 9. 2015DIY: Cheap wall mounted, water cooled PC for 51$ – blog.haschek.at 4. 7. 2015Let's analyze over twenty thousand proxies – blog.haschek.at 26. 6. 2015What would happen if you'd embed a remote JPEG with a HTTP link but the remote server is forcing HTTPS? - – blog.haschek.at 21. 6. 2015Analyzing 443 free proxies - Only 21% are not shady – blog.haschek.at 20. 6. 2015What would happen if you'd embed a remote JPEG with a HTTP link but the remote server is forcing HTTPS? – blog.haschek.at 5. 6. 2015Neue Reifeprüfung analyzed – blog.haschek.at 29. 3. 2015Repairing a closed loop CPU water cooler with aquarium tubing – blog.haschek.at 16. 3. 2015Raspberry Pi 2 wireless temperature box – blog.haschek.at 2. 1. 2015Chromebooks for Work & Classrooms – blog.haschek.at 28. 12. 2014Announcing: Socialcube LITE – blog.haschek.at 9. 12. 2014Why hackits are the first thing I teach new classes – blog.haschek.at 7. 12. 2014My XP-based grading system – blog.haschek.at 23. 8. 2014Raspberry Pi controlled LEDs – blog.haschek.at 24. 7. 2014IKEA Server Rack – blog.haschek.at 7. 5. 2014DIY hydroponic pot for ~36⬠– blog.haschek.at 11. 2. 2014Temperature visualization – blog.haschek.at 28. 7. 2013Raspberry Pi temperature monitor – blog.haschek.at 29. 5. 2013Why are free proxies free? – blog.haschek.at 26. 2. 2013My door sends me emails – blog.haschek.at 9. 4. 2012HTML5 heat spreading simulation – blog.haschek.at 9. 4. 2012HTML5 heat spreading simulation – blog.haschek.at 9. 1. 2012hackthissite.org ascii code picture challenge – blog.haschek.at 8. 1. 2012PHP script that filters moods from twitter – blog.haschek.at