Unmasking Tycoon 2FA: A Stealthy Phishing Kit Used to Bypass Microsoft 365 and Google MFA

Tycoon 2FA is a phishing-as-a-service (PhaaS) platform that was first seen in August 2023. Like many phish kits, it bypasses multifactor authentication (MFA) protections and poses a significant threat to users. Lately, Tycoon 2FA has been grabbing headlines because of Read More …

Dropbox Warns Hacker Accessed Customer Passwords And 2FA Data

Dropbox has confirmed that a hacker has accessed customer information including emails and usernames, phone numbers and hashed passwords, OAuth tokens and multi-factor authentication information. Dropbox has issued a statement confirming that it became aware of unauthorized access to the Read More …

UnitedHealth data breach caused by lack of multifactor authentification

Hackers breached the computer system of a UnitedHealth Group subsidiary and released ransomware after stealing someone’s password, CEO Andrew Witty testified Wednesday on Capitol Hill. The cybercriminals entered through a portal that didn’t have multifactor authentification (MFA) enabled. During an Read More …

Cisco Duo says a third-party data breach stole MFA SMS logs

Cisco Duo has confirmed some sensitive customer data was stolen after a third-party cyber-incident. In a breach notification letter sent to affected customers, Cisco Duo said that its telephony provider, which it didn’t name, was compromised on April 1 2024. Read More …

New Gmail & M365 Warning As 2FA Security Bypass Hack Confirmed

The developers of a notorious 2FA account security bypass tool have launched an updated version of their ‘as-a-service’ kit that is targeting Microsoft 365 and Gmail account holders. Researchers from the Sekoia Threat Detection and Research team have published an Read More …

Third-Party Breach and Missing MFA Contributed to British Library Cyber-Attack

The British Library ransomware attack was likely caused by the compromise of third-party credentials coupled with no multifactor authentication (MFA) in place to stop the attackers, despite previous warnings about these risks. This is according to a British Library report Read More …

Protecting credentials against social engineering

Our story begins with a customer whose help desk unwittingly assisted a threat actor posing as a credentialed employee. In this fourth report in our ongoing Cyberattack Series, we look at the steps taken to discover, understand, and respond to Read More …

Investigation of Session Hijacking via Citrix NetScaler ADC and Gateway Vulnerability (CVE-2023-4966)

On Oct. 10, 2023, Citrix released a security bulletin for a sensitive information disclosure vulnerability (CVE-2023-4966) impacting NetScaler ADC and NetScaler Gateway appliances. Mandiant has identified zero-day exploitation of this vulnerability in the wild beginning in late August 2023 as Read More …

CISA and NSA Release New Guidance on Identity and Access Management

Today, CISA and the National Security Agency (NSA) published Identity and Access Management: Developer and Vendor Challenges, authored by the Enduring Security Framework (ESF), a CISA- and NSA-led working panel that includes a public-private cross-sector partnership. ESF aims to address Read More …