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Facebook Is Down

Posted on October 5, 2021 By infossl
dns, facebook, internet, Security technology, Uncategorized, whatsapp

Facebook — along with Instagram and WhatsApp — went down globally today. Basically, someone deleted their BGP records, which made their DNS fall apart. …at approximately 11:39 a.m. ET today (15:39 UTC), someone at Facebook caused an update to be made to the company’s Border Gateway Protocol (BGP) records. BGP is a mechanism by which … Read More “Facebook Is Down” »

Security Risks of Relying on a Single Smartphone

Posted on September 8, 2021 By infossl
cell phones, Security technology, SIM cards, smartphones, Uncategorized, whatsapp

Isracard used a single cell phone to communicate with credit card clients, and receive documents via WhatsApp. An employee stole the phone. He reformatted the SIM, which was oddly the best possible outcome, given the circumstances. Using the data to steal money would have been much worse. Here’s a link to an archived version. Powered … Read More “Security Risks of Relying on a Single Smartphone” »

WhatsApp Sues NSO Group

Posted on October 30, 2019 By infossl
activism, cyberattack, cyberweapons, facebook, hacking, Security technology, spyware, whatsapp

WhatsApp is suing the Israeli cyberweapons arms manufacturer NSO Group in California court: WhatsApp’s lawsuit, filed in a California court on Tuesday, has demanded a permanent injunction blocking NSO from attempting to access WhatsApp computer systems and those of its parent company, Facebook. It has also asked the court to rule that NSO violated US … Read More “WhatsApp Sues NSO Group” »

More on Backdooring (or Not) WhatsApp

Posted on August 2, 2019 By infossl
artificialintelligence, backdoors, facebook, privacy, Security technology, whatsapp

Yesterday, I blogged about a Facebook plan to backdoor WhatsApp by adding client-side scanning and filtering. It seems that I was wrong, and there are no such plans. The only source for that post was a Forbes essay by Kalev Leetaru, which links to a previous Forbes essay by him, which links to a video … Read More “More on Backdooring (or Not) WhatsApp” »

Facebook Plans on Backdooring WhatsApp

Posted on August 1, 2019 By infossl
backdoors, encryption, facebook, Security technology, whatsapp

This article points out that Facebook’s planned content moderation scheme will result in an encryption backdoor into WhatsApp: In Facebook’s vision, the actual end-to-end encryption client itself such as WhatsApp will include embedded content moderation and blacklist filtering algorithms. These algorithms will be continually updated from a central cloud service, but will run locally on … Read More “Facebook Plans on Backdooring WhatsApp” »

WhatsApp Vulnerability Fixed

Posted on May 15, 2019 By infossl
attribution, exploits, patching, Security technology, vulnerabilities, whatsapp

WhatsApp fixed a devastating vulnerability that allowed someone to remotely hack a phone by initiating a WhatsApp voice call. The recipient didn’t even have to answer the call. The Israeli cyber-arms manufacturer NSO Group is believed to be behind the exploit, but of course there is no definitive proof. If you use WhatsApp, update your … Read More “WhatsApp Vulnerability Fixed” »

Judging Facebook’s Privacy Shift

Posted on March 13, 2019 By infossl
datacollection, essays, facebook, privacy, Security technology, trust, whatsapp

Facebook is making a new and stronger commitment to privacy. Last month, the company hired three of its most vociferous critics and installed them in senior technical positions. And on Wednesday, Mark Zuckerberg wrote that the company will pivot to focus on private conversations over the public sharing that has long defined the platform, even … Read More “Judging Facebook’s Privacy Shift” »

Russian Censorship of Telegram

Posted on June 13, 2018 By infossl
android, apple, censorship, cloudcomputing, iphone, russia, Security technology, signal, telegram, whatsapp

Internet censors have a new strategy in their bid to block applications and websites: pressuring the large cloud providers that host them. These providers have concerns that are much broader than the targets of censorship efforts, so they have the choice of either standing up to the censors or capitulating in order to maximize their … Read More “Russian Censorship of Telegram” »

Details on a New PGP Vulnerability

Posted on May 14, 2018 By infossl
cryptography, eavesdropping, email, encryption, pgp, Security technology, signal, vulnerabilities, whatsapp

A new PGP vulnerability was announced today. Basically, the vulnerability makes use of the fact that modern e-mail programs allow for embedded HTML objects. Essentially, if an attacker can intercept and modify a message in transit, he can insert code that sends the plaintext in a URL to a remote website. Very clever. The EFAIL … Read More “Details on a New PGP Vulnerability” »

WhatsApp Vulnerability

Posted on January 25, 2018 By infossl
academicpapers, control, encryption, Security technology, signal, vulnerabilities, whatsapp

A new vulnerability in WhatsApp has been discovered: …the researchers unearthed far more significant gaps in WhatsApp’s security: They say that anyone who controls WhatsApp’s servers could effortlessly insert new people into an otherwise private group, even without the permission of the administrator who ostensibly controls access to that conversation. Matthew Green has a good … Read More “WhatsApp Vulnerability” »

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