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The most popular blog posts about security & privacy on Hacker News. 316 posts.
Last year, about the time we were messing around with a virtually unheard-of hardware wallet we got a bit excited about the word “unhackable”. Long story short, I ended up supporting a selection of kickstarters that had the word “unhackable” or similar in their title. Of these, at least one got funded and got…
Posted by Nicolas Lidzborski, Senior Staff Software Engineer, Google Cloud and Nicolas Kardas, Senior Product Manager, Google Cloud We’re...
An in-depth analysis of the journey of a Spectre fix into the upstream LTS kernels that left its users with nothing more than a false sense of security.
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
Recent attacks on encryption have diverged. On the one hand, we’ve seen Attorney General William Barr call for “lawful access” to encrypted communications, using arguments that have barely changed since the 1990’s. But we’ve also seen suggestions from a different set of actors for more purportedly...
We are happy to announce the release of Metasploit 5.0, the culmination of work by the Metasploit team over the past year. Learn more.
Today, at the Microsoft Build developer conference, CEO Satya Nadella announced ElectionGuard, a free open-source software development kit (SDK) from our Defending Democracy Program. ElectionGuard will make voting secure, more accessible, and more efficient anywhere it’s used in the United States or in democratic…
A Accenture oferece oportunidades que surgem a partir da disrupção tecnológica em todas as indústrias, em todos os países, todos os dias. Saiba mais!
AntiPolygraph.org has received a rather unpleasant letter from James D’Loughy, a lawyer representing NITV Federal Services, LLC (NITV), which markets a scientifically baseless voice-based lie detector called the “Computer Voice Stress Analyzer,” and its president, self-described “Renaissance Man” “Dr.” Charles Humble…
We run one of the largest microservices deployments in the world, with thousands of services that perform billions of requests per second. Keeping information secure as these services communicate g…
There is widespread mention in the media of a security vulnerability in PostgreSQL, registered as [CVE-2019-9193](https://nvd.nist.gov/vuln/detail/CVE-2019-9193). The PostgreSQL Security Team …
Research by: Eyal Itkin TL;DR Cameras. We take them to every important life event, we bring them on our vacations, and we store them in a protective case to keep them safe during transit. Cameras are more than just a tool or toy; we entrust them with our very memories, and so they are very important […]
How quickly can we use brute force to guess a 64-bit number? The short answer is, it all depends on what resources are available. So we’re going to examine this problem starting with the most naive approach and then expand to other techniques involving parallelization. We’ll discuss parallelization at the CPU level…
Discover more about what's new at AWS with Introducing Amazon EC2 Instance Connect
Help lock down your containers with these Kubernetes Engine features and guidance
Posted by Christian Blichmann & Robert Swiecki, ISE Sandboxing team Many software projects process data which is externally generated, and...
In this work, we study how Tencent implements image filtering on WeChat. We found that Tencent implements realtime, automatic censorship of chat images on WeChat based on what text is in an image and based on an image’s visual similarity to those on a blacklist. Tencent facilitates this realtime filtering by…
At Signal, we want to make privacy simple. From the beginning, we’ve designed Signal so that your information is in your hands rather than ours. Technologies like Signal Protocol secure your messages so that they are never visible by anyone but you and the intended recipients. Technologies like p...
Third-party Facebook apps gather Facebook data about the people who use them. While Facebook struggles to contain these exposures, insecure third-party data practices & misconfigured cloud systems continue to leak Facebook data to the internet. See how UpGuard discovered and secured two such cases.
When we publicly demanded that Facebook stop messing with users’ phone numbers last week, we weren’t expecting the social network to double down quite like this: By default, anyone can use the phone number that a user provides for two-factor authentication (2FA) to find that user’s profile. For...
The Proton Calendar uses an innovative encryption model to deliver the high level of security Proton users expect.
Fourteen years to the day after she discovered she was on the no-fly list when she was arrested at SFO, and five years after her legal victory in the first trial of a challenge to a government no-fly order (a Pyrrhic victory as she has still been denied a visa to return to the US), Dr. Rahinah Ibrahim won a third…
Flan Scan is a thin wrapper around Nmap that converts this popular open source tool into a vulnerability scanner with an easy deployment.
Broadly, an end-to-end encrypted messaging protocol is one that ensures that only the participants in a conversation, and no intermediate servers, routers, or relay systems, can read and write messages. An end-to-end encrypted group messaging protocol is one that ensures this for all participants in a conversation of…
A technical walk-through of how we hacked Blackboard and changed our grades.
