Rain City Techworks

security

Security advisories, patches, and best practices

fix ·

Fix PPP Authentication Failure with MFA (Error 734)

Error 734: The PPP link control protocol was terminated when connecting to a VPN, especially one using multi-factor authentication (MFA). This indicates the Point-to-Point Protocol (PPP) negotiation failed, often during the MS-CHAPv2 handshake with MFA.

Michael 2 min read
Techworks Threat Brief ·

Techworks Threat Brief - January 9, 2026

This week's security landscape was dominated by critical vulnerabilities and significant breach disclosures, underscoring persistent threats across major software platforms. Several high-severity CVEs demand immediate attention from enterprise

Todd 3 min read
guide ·

Beyond MFA: Why Your Business Needs Conditional Access

Multi-Factor Authentication (MFA) blocks 99.9% of account compromise attempts. But attackers are finding ways around it. The remaining 0.1% of attacks target specific weaknesses like token theft (up 111% in 2024), MFA fatigue, SIM swapping, and Adversary-in-the-Middle (AiTM) tactics.

Todd 2 min read