Tag Archives: 2-Factor Authentication

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FortiGate 2-Factor Authentication via SMS

Two-factor authentication is quite common these days. That’s good. Many service providers offer a second authentication before entering their systems. Beside hardware tokens or code generator apps, the traditional SMS on a mobile phone can be used for the second factor.

The FortiGate firewalls from Fortinet have the SMS option built-in. No feature license is required for that. Great. The only thing needed is an email-to-SMS provider for sending the text messages. The configuration process on the FortiGate is quite simple, however, both the GUI as well as the CLI are needed for that job. (Oh Fortinet, why aren’t you improving your GUI?)

Here is a step-by-step configuration tutorial for the two-factor authentication via SMS from a FortiGate firewall. My test case was the web-based SSL VPN portal.

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Password Policies – Appropriate Security Techniques

How are passwords stolen? What are common password flaws? What are the security techniques to enhance the security of passwords respectively the security of the login-services? What authentication methods provide long-term security? How often should a password be changed? Which methods achieve good security while not being too complicated to be used by end-users?

This blog post discusses several methods of how passwords are stolen and provides approaches of how login-services can be secured.

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