I have setup a VPN connection between an OS X 10.7.4 client and OS X 10.8.2 server that sporadically fails with a "pppd: MS-CHAP authentication failed" client log entry. The server reports "CHAP peer ...

Zephin Livingston is a former staff reviewer at Forbes Advisor, specializing in testing and reviewing privacy and security software, like VPNs, antivirus software, password managers and more. Zephin ...

Learn how IP lookup, reputation checks, VPN detection, and risk-based MFA strengthen enterprise authentication and prevent fraud.

A white paper from a U.K. security consulting firm is a handy item to download if you are considering IPSec VPNs, because it offers some sound advice on setting up a secure VPN regardless of what ...

Cisco says that a new authentication bypass flaw affecting multiple small business VPN routers will not be patched because the devices have reached end-of-life (EoL). This zero-day bug (CVE-2022-20923 ...

SonicWall is warning customers of a severe vulnerability in its SonicOS SSLVPN with high exploitability that remote attackers could use to bypass authentication. The bug is an improper authentication ...

– L2TP over IPsec: User authentication by MS-CHAP v2 password, two-factor token, certificate, machine authentication by shared secret or certificate. macOS can also use Kerberos machine authentication ...

We need 2-factor authentication on our VPN servers. We used Duo for 2-factor on our apps. We have a lot of Linux users. Several leading VPN providers do not integrate with Linux (e.g. VPN secure does ...

From mid-July 2025, there's been an uptick in malicious logins Researchers speculate criminals found a zero-day Users are advised to strengthen their cybersecurity posture There is a chance SonicWall ...

Multi-factor authentication requires users to present two or more pieces of evidence to prove their identity, such as a password and a one-time code sent to an ...