Ryan Stortz

About:

Ryan Stortz is a cybersecurity expert with interests in offensive security and reverse engineering.

Website:

www.notcheckmark.com

Specializations:

Cybersecurity Expert Software Developer

Interests:

Cybersecurity Business Unicode characters

Outgoing Links:

Curiositry Idle Words Jonathan Chan

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2016-07-14 • programming apple swift llvm reverse engineering

Ryan Stortz discusses the Apple programming language Swift, focusing on its features, compiler architecture, and reverse engineering methodologies. He highlights Swift's expressive nature, its transition from Objective-C, and its ...

2014-05-21 • ctcf def con reverse engineering exploitation ipv6

The blog post details the author's experience and exploits during the DEFCON CTF 22 Qualifiers, specifically focusing on a challenge called 'turdedo'. The author, along with a teammate, discovered an unintentional vulnerability in...

2014-02-23 • ctcf software vulnerability code challenges exploitation 4 stone

The blog post details the author's experience participating in the Codegate 2014 Qualifiers, focusing on a specific challenge called '4stone'. The author describes the competition's structure, their approach to solving the challen...

2022-05-24 • cybersecurity ctcf competition hacking ghost in the shell

The blog post recounts the history and experiences of organizing the Ghost in the Shellcode (GitS) Capture the Flag (CTF) hacking competition from 2010 to 2015. It details the challenges faced in setting up the event, including na...

2022-11-04 • public speaking content creation presentation accessibility international conferences

The author critiques the quality of conference video recordings, arguing that they often fail to capture the essence of presentations due to poor production quality and interruptions. They emphasize that conferences should focus o...

2025-07-19 • software development api cli

The post discusses the need to enhance command line tools and APIs for better integration with LLM (Large Language Model) agents. It highlights the challenges faced due to limited context windows in local models and the inadequaci...

2022-11-13 • sqlite mysql ghost database fly.io

The author shares their experience setting up a blog using the Ghost platform on Fly.io, detailing the challenges faced with database support, particularly the transition from SQLite to MySQL due to Ghost's dropped support for SQL...

2025-08-25 • culture economics fashion recommendations

The author shares a selection of highly produced and well-researched podcasts that explore various themes through unique lenses, such as economics, fashion, and culture. Notable mentions include 'Planet Money' and 'The Indicator' ...

2022-06-01 • privacy google workspace email digital governance customer experience

The author reflects on their experience using a catch-all email setup with a Google Workspace account, where all emails sent to various usernames on their domain were routed to a single account. Initially intended to track who sha...