article thumbnail

Failures in Twitter’s Two-Factor Authentication System

Schneier on Security

Twitter is having intermittent problems with its two-factor authentication system: Not all users are having problems receiving SMS authentication codes, and those who rely on an authenticator app or physical authentication token to secure their Twitter account may not have reason to test the mechanism.

article thumbnail

Crooks bank on Microsoft’s search engine to phish customers

Malwarebytes

We identified a new wave of phishing for banking credentials that targets consumers via Microsoft’s search engine. While Microsoft’s Bing only has about 4% of the search engine market share , crooks are drawn to it as an alternative to Google. We have reported the fraudulent sites to Microsoft already.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Microsoft Patch Tuesday, November 2024 Edition

Krebs on Security

The second bug fixed this month that is already seeing in-the-wild exploitation is CVE-2024-43451 , a spoofing flaw that could reveal Net-NTLMv2 hashes , which are used for authentication in Windows environments. Narang notes that CVE-2024-43451 is the third NTLM zero-day so far this year.

article thumbnail

Problems with Multifactor Authentication

Schneier on Security

Roger Grimes on why multifactor authentication isn’t a panacea : The first time I heard of this issue was from a Midwest CEO. His organization had been hit by ransomware to the tune of $10M. Operationally, they were still recovering nearly a year later. And, embarrassingly, it was his most trusted VP who let the attackers in.

article thumbnail

OT Cybersecurity and the Evolving Role of Controls Engineers

SecureWorld News

The expectations placed on control engineers have evolved significantly due to the growth in required customer requirements, stronger cybersecurity, and increasing complexity of OT environments. I am an industrial networking professional, not a controls engineer. Sure, but I do not pretend to be a controls engineer.

article thumbnail

Patch Tuesday, December 2024 Edition

Krebs on Security

The zero-day seeing exploitation involves CVE-2024-49138 , a security weakness in the Windows Common Log File System (CLFS) driver — used by applications to write transaction logs — that could let an authenticated attacker gain “system” level privileges on a vulnerable Windows device.

article thumbnail

How to Lose a Fortune with Just One Bad Click

Krebs on Security

Griffin said a follow-up investigation revealed the attackers had used his Gmail account to gain access to his Coinbase account from a VPN connection in California, providing the multi-factor code from his Google Authenticator app. You may also wish to download Google Authenticator to another mobile device that you control.