Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

Extortion Groups are Impersonating Help Desks to Gain Initial Access

Researchers at ReliaQuest have observed a surge in voice phishing (vishing) and Microsoft Teams phishing over the past several months, particularly from extortion groups like ShinyHunters. “Attackers overwhelmingly targeted users and their unmanaged devices to gain access to accounts,” the researchers write.

Identifying Candidate Fraud in Remote Hiring: 10 Red Flags HR Teams Should Know

The rise of remote work and generative AI has triggered a sharp increase in sophisticated recruitment scams. HR teams now face a landscape where identifying candidate fraud is a complex challenge, as fraudsters use deepfakes and stolen identities to bypass traditional screening methods. Implementing robust recruitment and HR services is essential to mitigate these risks effectively.

Warning: Attackers Are Tricking Employees Into Sharing Malicious Calendar Invites

Researchers at Fortra are tracking a new variant of calendar phishing in which threat actors trick employees into sharing meeting links internally. The attackers pose as prospective customers and contact non-sales employees, asking to be directed to a sales representative in order to discuss a business opportunity. The attacker then sends the employee a meeting link to forward to a sales contact. The attack takes place as follows.

The Price of a Deal: How Scammers are Hijacking Amazon Prime Day

As millions of shoppers prepare their wishlists and await discounts for Amazon’s Prime Big Deal Days starting October 6, cybercriminals are gearing up for their own payday. In the weeks leading up to major shopping events, Amazon impersonation campaigns reach an annual peak.

Why academic selfie fraud benchmarks fail in the real world

Academic deepfake datasets rarely static: generate an image, label it real or fake, done. Real-world fraud doesn't hold still. Zhaofeng Si, a PhD student at University at Buffalo and research scientist intern at Persona, breaks down the gap. Public academic datasets are mostly typical face swaps and diffusion-model-generated images with a fixed label. In the real world, there's an attack-and-defense loop. Fraudsters actively probe for ways to bypass detection, so defenses have to keep adapting instead of training against a static benchmark.

PoSA v1.11: Turning Fragmented Attack Signals Into Actionable Risk

With PoSA v1.11, we focused on a practical problem: detecting more attack activity does not necessarily help fraud and security teams make better decisions. PoSA already identifies activity across digital impersonation, credential theft, attacker devices and account access. The challenge is making the connections between that activity easier to understand, identifying which users and devices require attention, and making that intelligence available to the systems and teams responsible for responding.

The Rising Threat of Deepfakes: Why Organizations Must Rethink Trust

For decades, we believed that if could hear someone’s voice on a phone call or see them on a video call, they were who they said they were. What if that’s no longer true? This article is part of an ongoing series from Sophos frontline security operations specialists, sharing the expertise they use to strengthen our industry-leading Managed Detection and Response (MDR) service and defend customers against evolving AI Era threats.

iGaming Fraud Prevention: How to Protect Player Accounts Preemptively Without Adding Friction

iGaming fraud prevention does not have to mean applying more security checks broadly across the player journey. For player account takeover, the better objective is to obtain enough reliable risk context early enough to reserve additional checks for the accounts and access attempts that actually warrant them. The commercial stakes are growing alongside the market. U.S. iGaming revenue reached $10.73 billion in 2025, up 27.6% year over year, according to the American Gaming Association.

Cash App Scams: How to Spot Them Before You Lose Your Money

Cash App makes sending money instant — and that's exactly what scammers are counting on. Once a payment goes through, getting it back is nearly impossible. In this video, we break down the most common Cash App scams circulating right now: fake support agents, phishing texts and emails, payment reversal tricks, crypto investment fraud, and fake giveaways.