New IDAT Loader Attacks Using Steganography to Deploy Remcos RAT

Ukrainian entities based in Finland have been targeted as part of a malicious campaign distributing a commercial remote access trojan known as Remcos RAT using a malware loader called IDAT Loader. The attack has been attributed to a threat actor tracked by the Computer Emergency Response Team of...

Turla Exploits Ukraine’s Defense Sector with DeliveryCheck Backdoor

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary DeliveryCheck, a .NET-based backdoor, targets Ukraines defense sector, attributed to Russian actor Turla; it aims to exfiltrate Signal app data. Notably, it breaches Microsoft Exchange servers using...

Turla's New DeliveryCheck Backdoor Breaches Ukrainian Defense Sector

The defense sector in Ukraine and Eastern Europe has been targeted by a novel .NET-based backdoor called DeliveryCheck aka CAPIBAR or GAMEDAY that's capable of delivering next-stage payloads. The Microsoft threat intelligence team, in collaboration with the Computer Emergency Response Team of...

CVE-2022-28345

The Signal app before 5.34 for iOS allows URI spoofing via RTLO injection. It incorrectly renders RTLO encoded URLs beginning with a non-breaking space, when there is a hash character in the URL. This technique allows a remote unauthenticated attacker to send legitimate looking links, appearing t...

Crlf injection

The Signal app before 5.34 for iOS allows URI spoofing via RTLO injection. It incorrectly renders RTLO encoded URLs beginning with a non-breaking space, when there is a hash character in the URL. This technique allows a remote unauthenticated attacker to send legitimate looking links, appearing t...

CVE-2022-28345

The Signal app before 5.34 for iOS allows URI spoofing via RTLO injection. It incorrectly renders RTLO encoded URLs beginning with a non-breaking space, when there is a hash character in the URL. This technique allows a remote unauthenticated attacker to send legitimate looking links, appearing t...

CVE-2022-28345

The CVE-2022-28345 issue affects the Signal iOS app prior to version 5.34, where RTLO-injected, RTLO-encoded URLs beginning with an unbroken space (in the presence of a hash segment) can be rendered to resemble legitimate sites. An unauthenticated remote attacker could exploit this to spoof links...

Cellebrite Can Break Signal

Cellebrite announced that it can break Signal. Note that the company has heavily edited its blog post, but the original -- with lots of technical details -- was saved by the Wayback Machine. News article. Slashdot post. The whole story is puzzling. Cellebrites details will make it easier for the...

You Can Now Run Android on an iPhone With 'Project Sandcastle'

Not happy with your expensive iPhone and wondered if it's possible to run any other operating system on your iPhone, maybe, how to install Android on an iPhone or Linux for iPhones? Android phones can be rooted, and iPhones can be jailbroken to unlock new features, but so far, it's been close to...

How to securely send your personal information

This story originally ran on The Parallax and was updated on July 3, 2019. A few months ago, my parents asked a great security question: How could they securely send their passport numbers to a travel agent? They knew email wasn’t safe on its own. Standard email indeed isn’t safe for sending...

Signal App’s New Privacy Feature Conceals Sender ID from Metadata

By Waqas Messaging apps are now becoming more and more secure to make it difficult or rather impossible for anyone to access your conversations. Switching to end-to-end encryption although offered a stronger layer of protection but still the unencrypted metadata like sender/receiver information,...

Signal Secure Messaging App Now Encrypts Sender's Identity As Well

Signal, the popular end-to-end encrypted messaging app, is planning to roll out a new feature that aims to hide the sender's identity from potential attackers trying to intercept the communication. Although messages send via secure messaging services, like Signal, WhatsApp, and Telegram, are full...

Self-destructing messages received on 'Signal for Mac' can be recovered later

It turns out that macOS client for the popular end-to-end encrypted messaging app Signal fails to properly delete disappearing self-destructing messages from the recipient's system, leaving the content of your sensitive messages at risk of getting exposed. For those unaware, the disappearing...

Open Whisper Signal Screen Lock Bypass Vulnerability

Signal is an instant messaging application for private communication with friends. A screen lock bypass vulnerability exists in Open Whisper Signal for iOS before 2.23.2. An immediate attacker can exploit the vulnerability to bypass the screen lock feature through a certain sequence of quick...

Signal Messaging App Rolls Out Encrypted Video Calling

WhatsApp and Facebook have so far the largest end-to-end encrypted video calling network of all, but now another popular end-to-end encrypted messaging app recommended by whistleblower Edward Snowden is ready to give them a really tough competition. The Signal app, which is widely considered the...

Disappearing Messages Added to Signal App

The Signal encrypted messaging application on Tuesday added disappearing messages to its array of privacy features. Disappearing messages gives users the ability to designate how long conversations live on respective devices. And while developer Moxie Marlinspike said the feature won’t necessaril...

TextSecure to Drop Support for Encrypted SMS

Open Whisper Systems is phasing out support for encrypted SMS and MMS messages in its TextSecure messaging product. The move does not spell the end for encrypted messaging for users of the Android app, as the company plans to switch to its own transport protocol to address some of the security an...

Signal 2.0 Brings Encrypted Messaging to iPhone

The sanctity of Apple iMessage end-to-end encryption has been challenged by white hats who in 2013 reverse engineered the protocol behind it, revealing that Apple controls the key infrastructure and could, in turn, be compelled to turn over messages via government order. CEO Tim Cook denied those...

New Signal App Brings Encrypted Calling to iPhone

iPhone users concerned about government surveillance efforts putting unencrypted calls at risk now have a free app at their disposal that brings secure communication to the Apple phone. Open WhisperSystems, developers of RedPhone for Android, have developed a similar app for iPhone called Signal,...