Trail of Bits Blog 607

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How to Harden Your Google Apps

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Trail of Bits published a hardening guide for Google Apps for Work, aimed at small businesses without dedicated IT staff, recommending a separate domain admin account with 2FA, disabling mail forwarding and delegation, turning on SPF and DKIM, and enabling...

Hardware Side Channels in the Cloud

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At REcon 2015, a researcher demonstrated a hardware side channel that targets co-located virtual machines in the cloud by exploiting the CPU's execution pipeline rather than cache tiers. The attack records out-of-order execution artifacts from shared...

Flare-On Reversing Challenges 2015

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FireEye's FLARE team hosted its second annual Flare-On Challenge this summer, an eleven-challenge reverse-engineering contest for reverse engineers, malware analysts, and security professionals, with challenges spanning password crack-mes, kernel drivers,...

Summer @ Trail of Bits

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A high school intern at Trail of Bits spent the summer fuzzing VLC, Wireshark, and ImageMagick with AFL and Microsoft MiniFuzz, and traced a VLC crash to a type confusion in QuickTime container box parsing that frees two user-controlled pointers. The bug...

Why we give so much to CSAW

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Trail of Bits describes its long involvement with Cyber Security Awareness Week (CSAW), the nation's largest student-run cyber security event, where tens of thousands of students and professionals will watch six competitions in a couple of weeks. The post...

Self-Hosted Video Chat with Tuber

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Trail of Bits released the source code for Tuber, a self-hosted video chat platform it has used internally for private calls with up to 15 team members over the last year or two. Tuber runs on WebRTC with a JavaScript client and server, requires no account...

Let’s Encrypt the Internet

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Trail of Bits announced financial support for Let's Encrypt, the free, open, automated SSL certificate authority that entered public beta on December 3. The post argues that expensive certificates have held back HTTPS adoption, and notes that Let's Encrypt...

Join us at Etsy’s Code as Craft

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Trail of Bits announced that Sophia D'Antoine will speak at Etsy's Code as Craft series on Wednesday, February 10th from 6:30-8pm at Etsy Labs in Brooklyn. Her talk covers the current state of iOS attacks, why available security APIs are insufficient...

Hacker Handle Bounty

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Trail of Bits is launching a bounty that asks hackers to retire their handles by rejecting them in the comments of its blog post, with an Italian dinner before the next Empire Hacking event as the prize. Participants earn points by posting old tweets that...

Yan Ivnitskiy

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Trail of Bits published a post by Yan Ivnitskiy on May 18, 2016 describing ProtoFuzz, a fuzzer for Google's Protocol Buffers, the serialization format commonly used in distributed applications. The post notes that protobufs let developers define data types...

Proto Fuzz: A Protobuf Fuzzer

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Trail of Bits released ProtoFuzz, a Python3 library that takes a protobuf definition and generates streams of valid protobuf-encoded messages filled with malicious values drawn from the fuzzdb database, aiming at the code behind protobuf decoding rather...

Empire Hacking Turns One

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Empire Hacking, a bi-monthly security research meetup started by Trail of Bits, marked its first year with a retrospective of presentations covering topics such as cellular baseband exploitation, Nintendo 3DS exploitation, OS X malware, and a...

2000 cuts with Binary Ninja

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A Trail of Bits researcher used Vector35's Binary Ninja, an interactive static analysis and reverse engineering platform, to write a Python script that generated crashing inputs for 2,000 unique binaries across the DEFCON CTF qualifying round's 334, 666,...