DarthNull.org • About Ⓘ

Hello! I'm David Schuetz.
This is where I ramble about...stuff.

ShmooCon 2017 Badge (and more) Contest - Solutions

cryptographypuzzles

BSidesROC - A (not so quick) Primer on iOS Encryption

cryptographyiossecurity

Poem Codes - WWII Crypto Techniques

cryptography

Put away the tin-foil: The Apple unlock case is complicated enough

cryptographyiossecurity

Mobile App Authentication using TouchID and Tidas

cryptographyiosmobilesecurity

Salt as a Service: Interesting approach to hashing passwords

cryptographypasswordssecurity

Nails in the Crypt - White Paper

cryptographysecurity

NoVA Hackers - iOS Cryptography Slides

cryptographyiossecurity

A (not so) quick primer on iOS encryption

cryptographyiossecurity

Making Tunnelblick + Google Authenticator Easier to Use

codecryptography

More Fun with Apple TV Hacking (and Manual RSA Signature Validation)

appletvcryptographyiospkireverse-engineering

Good fun with bad crypto

cryptographypasswordsreverse-engineering

Apple, Forensics, Law Enforcement, and FUD

blabberingcryptographyiossecurity

DBIR Cover Challenge 2013

cryptographypuzzles

Getting ready for ShmooCon

conferencescryptographytools

Winning the Decode This! puzzle at Black Hat

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Fidelis Security Systems’ Decode This 2012

cryptographypuzzles

Apple Using Unsalted Hashes Too?

cryptographyiospasswords

Verizon 2012 DBIR Challenge

cryptographypuzzles

2012 Verizon DBIR Cover Challenge

cryptographypuzzles

Verifying a Detached S/MIME Signature in Python

cryptographypki

BSides Phoenix 2012 Badge Puzzle

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ShmooCon 2008 Badge Puzzle

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ShmooCon 2012 Badge Puzzle

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How to Lose $1000 in Vegas Without Even Gambling

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DEF CON 16 Punch Card Puzzle

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CarolinaCon Flag Puzzle

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The 2009 Verizon Data Breach Investigation Report

cryptographypuzzles

Quantifying the Unknown: Measuring a Theoretical SecurID Attack

cryptographypasswordsrisk

The RSA/SecurID Compromise: What is my risk?

cryptographyrisk

ShmooCon 2011 Badge Contest

cryptographypuzzles

Civil War Ciphers Fall!

cryptography

Breaking a 147-Year-Old Message

cryptography

Nails in the Crypt

crazy-ideascryptography

Rainbow Tables for Unix DES Crypt(3) Hashes

cryptographypasswordstools

ToorCon 12 Badge Puzzle

cryptographypuzzles

THOTCON Pre-Sale Code Puzzle

cryptographypuzzles

DEF CON 18 Crypto Challenge

cryptographypuzzles

ShmooCon 2010 Badge Contest

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QuahogCon Flag Puzzle

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THOTCON 0x1 Puzzle

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ShmooCon 2009 Badge Contest

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