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Corvus Insights Blog

Our thoughts on cyber risk, underwriting, data science, and insurance.

Q4 2023 Cyber Vulnerability Report and Impact

Information and recommendations on the NetScaler Vulnerability, Confluence Vulnerability, and F5 BIG-IP Vulnerability alerts from Q4 2023.

Cyber and Healthcare: Treating the Rise of Ransomware

Based on external threat intelligence and our own book of business, we're exploring the cyber risks healthcare entities face.

Another Record-Breaking Month for Ransomware: November Up 110% YoY

Yet another record-shattering month for the number of ransomware victims on leak sites. Here’s what you need to know.

3 Ways Threat Actors Will Kick Off the New Year

Indicators of emerging threats drawn from a blend of claims data and external threat intelligence to help guide you heading into 2024.

Cyber and Financial Services: Living with a Target on Your Back

The number of victims in the financial services sector is up 230%. We're unpacking attack methods and threat intel data to understand how we can help.

A Guide to MFA Bypass Attacks

Threat actors are circumventing Multi-factor Authentication (MFA) through a method known as MFA Bypass. Find out how to prevent attacks in this cyber blog.

Black Basta Ransomware Has Extracted Over $100 Million From Victims

Joint research by Elliptic and Corvus Insurance has identified at least $107 million in Bitcoin ransom payments to the Black Basta ransomware group.

Three Tactics to Combat Next-Gen Social Engineering Schemes

New social engineering tactics are proliferating. A passwordless future empowered by passkeys is the best defense against creative cybercriminals.

Key Ransomware Indicator Up 56% Year-on-Year: October Data

In October 2023 attacks fell by 15.12% from the prior month, but remained high from a year-on-year perspective with a 54.67% increase over October 2022.

Navigating Regulatory Changes: A Look into the NYDFS Cybersecurity Regulation

The New York Department of Financial Services published its second amendment to the cybersecurity regulation 23 NYCRR 500. Your next steps are here.