Cryptography

1Password - Full Trip from Unlock to Encryption
Nov 12, 2018 - 1900 Words |
- security
- cryptography
BSidesDE - A deep dive into 1Password Security
Nov 9, 2018 - 100 Words |
- security
- cryptography
1Password - Wrapping up with a few quick topics
Nov 9, 2018 - 1400 Words |
- security
- cryptography
1Password - Local Vaults
Nov 9, 2018 - 2400 Words |
- security
- cryptography
1Password - Into the Vaults!
Nov 9, 2018 - 1500 Words |
- security
- cryptography
1Password - Unlocking Windows Clients
Nov 9, 2018 - 2100 Words |
- security
- cryptography
1Password - MUKing about on the Mac
Nov 9, 2018 - 2000 Words |
- security
- cryptography
How 1Password Works - Getting under the hood
Nov 9, 2018 - 800 Words |
- security
- cryptography
Encrypting for Apple's Secure Enclave
May 31, 2018 - 2200 Words |
- cryptography
- ios
- macos
iPhone Secure Enclave Firmware Key Found
Aug 17, 2017 - 1700 Words |
BSidesROC - A (not so quick) Primer on iOS Encryption
Apr 23, 2016 - 100 Words |
Put away the tin-foil: The Apple unlock case is complicated enough
Feb 19, 2016 - 2100 Words |
Mobile App Authentication using TouchID and Tidas
Feb 10, 2016 - 1000 Words |
- cryptography
- ios
- mobile
- security
Salt as a Service: Interesting approach to hashing passwords
Apr 21, 2015 - 1100 Words |
Nails in the Crypt - White Paper
Mar 6, 2015 - 100 Words |
- cryptography
- security
NoVA Hackers - iOS Cryptography Slides
Oct 14, 2014 - 700 Words |
A (not so) quick primer on iOS encryption
Oct 6, 2014 - 3900 Words |
More Fun with Apple TV Hacking (and Manual RSA Signature Validation)
Feb 21, 2014 - 1800 Words |
- cryptography
- ios
- pki
- reverse-engineering
- appletv
Apple, Forensics, Law Enforcement, and FUD
May 13, 2013 - 1400 Words |
- cryptography
- ios
- blabbering
- security
Getting ready for ShmooCon
Feb 12, 2013 - 300 Words |
Apple Using Unsalted Hashes Too?
Jun 7, 2012 - 600 Words |
Verifying a Detached S/MIME Signature in Python
Feb 21, 2012 - 600 Words |
- cryptography
- pki
Quantifying the Unknown: Measuring a Theoretical SecurID Attack
Mar 22, 2011 - 1700 Words |
The RSA/SecurID Compromise: What is my risk?
Mar 18, 2011 - 900 Words |
- cryptography
- risk
Nails in the Crypt
Dec 22, 2010 - 800 Words |
- crazy-ideas
- cryptography
Rainbow Tables for Unix DES Crypt(3) Hashes
Dec 20, 2010 - 600 Words |

Puzzles and Fun

ShmooCon 2017 Badge (and more) Contest - Solutions
Jan 20, 2017 - 8500 Words |
- puzzles
- cryptography
Poem Codes - WWII Crypto Techniques
Mar 27, 2016 - 2700 Words |
- cryptography
Good fun with bad crypto
Jan 15, 2014 - 1300 Words |
DBIR Cover Challenge 2013
Apr 29, 2013 - 2400 Words |
- cryptography
- puzzles
Winning the Decode This! puzzle at Black Hat
Aug 17, 2012 - 300 Words |
- cryptography
- puzzles
Fidelis Security Systems' Decode This 2012
Aug 17, 2012 - 1200 Words |
- cryptography
- puzzles
Verizon 2012 DBIR Challenge
Mar 28, 2012 - 400 Words |
- cryptography
- puzzles
2012 Verizon DBIR Cover Challenge
Mar 28, 2012 - 3700 Words |
- cryptography
- puzzles
BSides Phoenix 2012 Badge Puzzle
Feb 19, 2012 - 1500 Words |
- cryptography
- puzzles
ShmooCon 2008 Badge Puzzle
Feb 4, 2012 - 1900 Words |
- cryptography
- puzzles
ShmooCon 2012 Badge Puzzle
Feb 3, 2012 - 1800 Words |
- cryptography
- puzzles
How to Lose $1000 in Vegas Without Even Gambling
Aug 30, 2011 - 1900 Words |
- cryptography
- puzzles
DEF CON 16 Punch Card Puzzle
Jul 27, 2011 - 1400 Words |
- cryptography
- puzzles
CarolinaCon Flag Puzzle
May 8, 2011 - 1800 Words |
- cryptography
- puzzles
The 2009 Verizon Data Breach Investigation Report
Apr 12, 2011 - 1500 Words |
- cryptography
- puzzles
ShmooCon 2011 Badge Contest
Feb 9, 2011 - 4400 Words |
- cryptography
- puzzles
Breaking a 147-Year-Old Message
Dec 30, 2010 - 4000 Words |
- cryptography
Civil War Ciphers Fall!
Dec 30, 2010 - 900 Words |
- cryptography
ToorCon 12 Badge Puzzle
Dec 6, 2010 - 4500 Words |
- cryptography
- puzzles
THOTCON Pre-Sale Code Puzzle
Nov 22, 2010 - 2700 Words |
- cryptography
- puzzles
DEF CON 18 Crypto Challenge
Sep 2, 2010 - 3700 Words |
- cryptography
- puzzles
ShmooCon 2010 Badge Contest
Aug 29, 2010 - 2500 Words |
- cryptography
- puzzles
QuahogCon Flag Puzzle
May 20, 2010 - 1900 Words |
- cryptography
- puzzles
THOTCON 0x1 Puzzle
May 11, 2010 - 2900 Words |
- cryptography
- puzzles
ShmooCon 2009 Badge Contest
Apr 27, 2010 - 2000 Words |
- cryptography
- puzzles

Making Tunnelblick + Google Authenticator Easier to Use
May 30, 2014 - 1100 Words |
- code
- cryptography