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Kevin Chung

Computers are hard

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Encoding Non-Printable Bytes in Python 3

TL;DR bytes -> str: In []: b'\x90\x90\x90\x90'.decode('latin-1') Out[]: '\x90\x90\x90\x90' str -> bytes: In []: '\x90\x90\ »

Kevin Chung on python, programming, encoding, tips 04 December 2018

Making PlayStation 1 Modchips

When I was young I owned a PlayStation 1 (PS1). It was one of the first, if not the first, game consoles I owned and it »

Kevin Chung on modchips, playstation 1, electronics, drm, esp8266, micropython 21 June 2018

Recording and Decrypting SSL Encrypted Traffic

There comes a time in every engineer's life where it becomes necessary to decrypt SSL/TLS encrypted traffic. Whether it's debugging, security analysis, or just to »

Kevin Chung on networking, SSL/TLS, raspberry pi, wireshark 03 June 2018

Replacing Macbook Air Keys

A friend of mine ran into a problem. The keys on her Macbook Air started randomly falling off the keyboard! Not only is this a problem, »

Kevin Chung on tech support, hardware, macbook air 05 November 2017

RFID Hacking with The Proxmark 3

Radio-frequency identification (RFID) is a widely used technology for the tracking and identification of objects that have been "tagged" with small RFID tags. These tags often »

Kevin Chung on rfid, hacking, proxmark3 30 May 2017
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