Cryptography research

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Articles, softwares and blog posts related to cryptography
blog
Reclaiming the Blogosphere TalkBack A Secure LinkBack Protocol for Weblogs
TalkBack is a new blog Linkback protocol that use a lightweight PKI and a rate limiting system to fight blog SPAM
@ESORICS 2011
  • blog
  • web security
  • cryptography
medias:2
video game
OpenConflict Preventing Real Time Map Hacks in Online Games
We show how to perform memory based attack against real-strategy games using our tool Kartograph to create map-hack. To defend against theses attacks we develop secure protocols for distributing game state among players so that each client only has the data he is allowed to see.
@S&P 2011
  • video game
  • cryptography
  • offensive technologies
medias:3
forensic
Recovering Windows Secrets and EFS Certificates Offline
Based on our reverse-engineering we show how DPAPI, the Windows API for safe data storage on disk work. Our analysis reveals that it is possible to recover all previous passwords used by any user on a system. We have implemented DPAPI data decryption and previous password extraction in a free and open-source tool called DPAPIck.
@WOOT 2010
  • forensic
  • cryptography
  • offensive technologies
medias:2
forensic
Beyond files recovery OWADE cloud-based forensic
We present how to by pass offline the 4 layers of Windows encryption that protect web credentials and instant messengers credentials. We explain how to extract the sensitive data stored by the four major web browsers and the most popular instant messengers softwares such as Skype and Live messenger.
@BlackHat USA 2011
  • forensic
  • cryptography
  • offensive technologies
medias:2
forensic
Reversing DPAPI and Stealing Windows Secrets Offline
We show how DPAPI, the Windows API for safe data storage on disk work. Our analysis reveals that it is possible to recover all previous passwords used by any user on a system. We have implemented DPAPI data decryption and previous password extraction in a free and open-source tool called DPAPIck.
@BlackHat DC 2010
  • forensic
  • cryptography
  • offensive technologies
medias:2
forensic
OWADE Offline Windows Analysis and Data Extraction
OWADE is the first open source tool dedicated to cloud forensics.
2011
  • forensic
  • cryptography
  • offensive technologies
medias:2
forensic
DPAPIck
DPAPIck is a forensic tool designed to recover offline the data encrypted using DPAPI (Data Protection API).
2010
  • forensic
  • cryptography
  • offensive technologies
medias:2
About me
Researcher at Google, specializing in Internet security and privacy.
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