Signal

Pierluigi Paganini February 25, 2020
European Commission has chosen the Signal app to secure its communications

The popular cross-platform encrypted messaging service Signal has been chosen by the European Commission for its communications. The European Commission has decided to adopt for its staff the popular cross-platform encrypted messaging service Signal for its communications. The news was first reported earlier this month by the Politico website, a message issued on the commission’s […]

Pierluigi Paganini October 23, 2018
Message Decryption Key for Signal Desktop application stored in plain text

The reverse engineer researcher Nathaniel Suchy discovered that Signal Desktop application leaves message decryption key in plain text exposing them to an attacker. Signal Desktop application leaves message decryption key in plain text potentially exposing them to an attacker. The issue was discovered by the reverse engineer researcher Nathaniel Suchy The flaw affects the process implemented by the Signal Desktop […]

Pierluigi Paganini August 17, 2018
CVE-2018-14023 – Recovering expired messages from Signal

An Italian cybersecurity passionate discovered that it was possible to recover the expired messages from Signal version 1.14.3, Advisory ID: n0sign4l-002 Risk level: 4 / 5 Title: Signal Desktop – Recover Expired Messages Credit: Leonardo Porpora – ‘n0sign4l’ Product: Signal CVE: CVE-2018-14023 Version: 1.14.3 and prior Public Disclosure:  17/08/2018 Vendor: Open Whisper System Details  Signal version […]

Pierluigi Paganini May 15, 2018
Hackers shared technical details of a Code Injection flaw in Signal App

Researchers shared details of a code injection vulnerability they found in the in the Signal app for both Windows and Linux systems. The flaw was promptly fixed by Signal. Signal has fixed a code injection vulnerability in the app for both Windows and Linux systems that was reported by a team of Argentinian experts. A remote attacker could […]

Pierluigi Paganini May 09, 2018
Signal disappearing messages can be recovered by the macOS client

The macOS client for the Signal fails to properly delete disappearing messages from the recipient’s system, potentially exposing sensitive messages. Signal is considered the most secure instant messaging app, searching for it on the Internet it is possible to read the Edward Snowden’ testimony: “Use anything by Open Whisper Systems” Snowden says. The Cryptographer and Professor at Johns […]

Pierluigi Paganini January 11, 2018
A security issue in WhatsApp potentially allows attackers to eavesdrop on encrypted Group chats

An attacker can secretly eavesdrop on your private end-to-end encrypted group chats on WhatsApp, Threema and Signal messaging apps. Even if the messaging services implement end-to-end encryption, an attacker or someone in the company that provides the service can decrypt your messages. A Group of researchers from Ruhr-UniversitĂ€t Bochum (RUB) in Germany discovered that anyone who controls […]

Pierluigi Paganini September 28, 2017
Signal announces private contact discovery to improve users’privacy

Open Whisper Systems announced that it’s working on a new private contact discovery service for its popular communications app Signal. Signal is considered the most secure instant messaging app, searching for it on the Internet it is possible to read the Edward Snowden’ testimony: “Use anything by Open Whisper Systems” Snowden says. The Cryptographer and Professor […]

Pierluigi Paganini December 23, 2016
Signal implements ‘domain fronting’ technique to bypass censorship

The latest update of Signal introduces the ‘domain fronting’ technique that has been implemented to circumvent censorship. Signal is considered the most secure instant messaging app, searching for it on the Internet it is possible to read the Edward Snowden’ testimony: “Use anything by Open Whisper Systems” Snowden says. The Cryptographer and Professor at Johns Hopkins […]

Pierluigi Paganini October 23, 2016
InTheCyber discovered a serious flaw in messaging systems

Researchers at InTheCyber firm have discovered a new easy exploitable and dangerous vulnerability affecting messaging systems. InTheCyber – Intelligence & Defense Advisors (www.inthecyber.com), a leader in offensive & Defensive Cyber Security, has discovered in its R&D Labs a new easy and dangerous vulnerability affecting messaging systems. Voicemail caller-id spoofing it’s a quite old flaw. When the […]

Pierluigi Paganini October 05, 2016
No doubt, events demonstrate that Signal is the most secure messaging app

Why Signal is considered the most secure instant messaging app? It stores only a few information about its users, and the events demonstrate it. Despite many of the most popular apps are implementing end-to-end encryption, not all applications are equal. Security experts recommend Signal for secure communications, in the aftermath of the DNC hack the staffers […]