oauth attacks

The evolution of phishing campaigns in the cloud era has introduced a new breed of attacks that are increasingly hard to spot, even for seasoned security professionals. Among these, a recent campaign targeting Microsoft 365 logins stands out for its cunning use of Microsoft OAuth applications...

Threat actors in 2025 have harnessed a new caliber of cyberattack, subverting enterprise identity and trust by weaponizing Microsoft OAuth applications to bypass even the most robust multi-factor authentication (MFA) defenses. This emerging campaign, tracked by Proofpoint and other leading...

Phishing campaigns have always shaped themselves around the contours of new technology, but the latest surge targeting Microsoft OAuth applications marks a seismic shift in both attacker strategy and the effectiveness of their exploits. In 2025, security researchers uncovered a wave of hybrid...

Sophisticated cyber adversaries have shifted tactics in recent months, exploiting fake Microsoft OAuth applications in tandem with advanced phishing toolkits such as Tycoon and ODx to compromise Microsoft 365 accounts worldwide. These attacks, tracked by researchers and security vendors...

A new chapter in the ongoing battle for cloud security unfolded recently, as researchers disclosed a brazen and remarkably methodical campaign that has compromised over 80,000 user accounts spanning hundreds of organizations. The abuse of penetration testing tools—originally intended as shields...

If you’ve already started mentally composing your next big idea in Outlook, you might want to hit “Save as Draft” for a moment—there’s a new cyberattack in town, and it’s got your Microsoft 365 credentials written all over it... possibly in Cyrillic. A New Breed of Phishing: Sophisticated Social...

If you’re going to be phished, you might as well be courted by some of Russia’s digital finest—at least that’s what a fresh report from Volexity would lead you to believe, as Ukraine-linked NGOs have found themselves starring in an unexpected cyber-espionage romcom, with the Russian hacking...

Microsoft 365 users—especially those with links to Ukraine or human rights circles—have recently been finding themselves the unwitting stars in an international cyber-thriller: Russian-linked hackers are back, and this time, they've upgraded from phishing Netflix logins to abusing Microsoft's...

We live in an era where simply clicking a video call link could lead to the digital equivalent of inviting a burglar in for tea—and hackers are getting increasingly creative with their invitations, especially when it comes to Microsoft 365 access. The Evolving Art of Social Engineering (or: Why...

One recent morning, Nick Johnson did what many of us do: scanned his inbox, eyes glazed, sifting spam from signal. Then he spotted what looked like a run-of-the-mill Google security alert—legit sender address, DKIM check passed, sorted neatly with his real security alerts. The message: Google...