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☐ ☆ ✇ The Hacker News

Vietnamese Hackers Deploy Python-Based Stealer via Facebook Messenger

By THN — September 11th 2023 at 14:22
A new phishing attack is leveraging Facebook Messenger to propagate messages with malicious attachments from a "swarm of fake and hijacked personal accounts" with the ultimate goal of taking over the targets' Business accounts. "Originating yet again from a Vietnamese-based group, this campaign uses a tiny compressed file attachment that packs a powerful Python-based stealer dropped in a
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Meta Set to Enable Default End-to-End Encryption on Messenger by Year End

By THN — August 23rd 2023 at 12:03
Meta has once again reaffirmed its plans to roll out support for end-to-end encryption (E2EE) by default for one-to-one friends and family chats on Messenger by the end of the year. As part of that effort, the social media giant said it's upgrading "millions more people's chats" effective August 22, 2023, exactly seven months after it started gradually expanding the feature to more users in
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Encrypted Messaging App Exclu Used by Criminal Groups Cracked by Joint Law Enforcement

By Ravie Lakshmanan — February 7th 2023 at 17:35
A joint law enforcement operation conducted by Germany, the Netherlands, and Poland has cracked yet another encrypted messaging application named Exclu used by organized crime groups. Eurojust, in a press statement, said the February 3 exercise resulted in the arrests of 45 individuals across Belgium and the Netherlands, some of whom include users as well as the administrators and owners of the
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Facebook Introduces New Features for End-to-End Encrypted Messenger App

By Ravie Lakshmanan — January 24th 2023 at 05:44
Meta Platforms on Monday announced that it has started to expand global testing of end-to-end encryption (E2EE) in Messenger chats by default. "Over the next few months, more people will continue to see some of their chats gradually being upgraded with an extra layer of protection provided by end-to-end encryption," Meta's Melissa Miranda said. The social media behemoth said it intends to notify
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Expert Analysis Reveals Cryptographic Weaknesses in Threema Messaging App

By Ravie Lakshmanan — January 10th 2023 at 13:59
A comprehensive analysis of the cryptographic protocols used in the Swiss encrypted messaging application Threema has revealed a number of loopholes that could be exploited to break authentication protections and even recover users' private keys. The seven attacks span three different threat models, according to ETH Zurich researchers Kenneth G. Paterson, Matteo Scarlata, and Kien Tuong Truong,
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Crypto Miners Using Tox P2P Messenger as Command and Control Server

By Ravie Lakshmanan — August 24th 2022 at 17:59
Threat actors have begun to use the Tox peer-to-peer instant messaging service as a command-and-control method, marking a shift from its earlier role as a contact method for ransomware negotiations. The findings from Uptycs, which analyzed an Executable and Linkable Format (ELF) artifact ("72client") that functions as a bot and can run scripts on the compromised host using the Tox protocol. Tox
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Nearly 1,900 Signal Messenger Accounts Potentially Compromised in Twilio Hack

By Ravie Lakshmanan — August 16th 2022 at 05:42
Popular end-to-end encrypted messaging service Signal on Monday disclosed the cyberattack aimed at Twilio earlier this month may have exposed the phone numbers of roughly 1,900 users. "For about 1,900 users, an attacker could have attempted to re-register their number to another device or learned that their number was registered to Signal," the company said. "All users can rest assured that
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Facebook Testing Default End-to-End Encryption and Encrypted Backups in Messenger

By Ravie Lakshmanan — August 12th 2022 at 09:09
Social media company Meta said it will begin testing end-to-end encryption (E2EE) on its Messenger platform this week for select users as the default option, as the company continues to slowly add security layers to its various chat services. "If you're in the test group, some of your most frequent chats may be automatically end-to-end encrypted, which means you won't have to opt in to the
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