CSO Online

Fortinet confirms new zero-day attacks against customer devices

All SAML SSO implementations, including FortiCloud SSO, are vulnerable to authentication bypass and malicious configuration ...
International Business Times

FortiCloud SSO Exposure — 25,000 Devices Vulnerable and Cyber Attacks Active

A critical security flaw in FortiCloud SSO has left over 25,000 Fortinet devices vulnerable to hijack attempts. A critical security gap in FortiCloud's Single Sign-On (SSO) system has left more than ...
SecurityWeek

Fortinet Confirms FortiCloud SSO Exploitation Against Patched Devices

The cybersecurity company pointed out that the fresh campaign resembles December 2025 attacks targeting CVE-2025-59718 and CVE-2025-59719, two critical-severity defects impacting the FortiCloud SSO ...
CSOonline

5 best practices to secure single sign-on systems

The recent “Sign in with Apple” vulnerability earned a researcher $100,000 as a part of Apple’s bug bounty program. The flaw itself arose from an OAuth-style implementation that did not properly ...
Business Insider

What is single sign-on? Understanding the authentication method that lets you log into different websites and apps with a single username and password

Single sign-on (SSO) allows users to access multiple applications with a single set of login credentials. While convenient, SSO can present security risks, as one set of credentials could grant bad ...
Science Daily

Single sign-on for Internet use had major vulnerabilites: Many now fixed

Online shopping, cloud computing, online CRM systems: Each day many IT systems require the user to identify himself/herself. Single Sign-On (SSO) systems were introduced to circumvent this problem, ...
Wired

Facebook's massive hack exposes the flaws with social logins

The biggest data breach in Facebook's history didn't just leave user accounts exposed, there's the potential that other websites and apps could have been compromised. The cause? Using your Facebook ...