Cisco ASA Master PassPhrase

“Sponsored Links” There are several configuration features on Cisco ASA that require some sort of password or secret-key that you need to enter. Some examples include: VPN pre-shared keys (either for site-to-site IPSEC VPN or for Remote Access). AAA server secret key when communicating with a RADIUS server. Routing Protocols keys (for OSPF, EIGRP). Secret […]

How to Configure OSPF on Cisco ASA Firewall

Cisco Adaptive Security Appliance (ASA) is quite a versatile device integrating application-aware firewall, SSL and IPsec VPN, intrusion prevention system (IPS), antivirus, antispam, antiphishing, and web filtering services. Cisco ASA also supports routing protocols such as Routing Information Protocol (RIP), Enhanced Interior Gateway Routing Protocol (EIGRP), and last but not least, Open Shortest Path First […]

Comparison of Cisco ASA Software Versions

With the expansion of Cisco ASA models and the addition of new types of devices, it is inevitable to have also a confusion about which software version is supported for each model. A few years ago we had only the Cisco PIX series which were replaced by the successful Cisco ASA 5500 series firewalls. Now […]

How to block HTTP DDoS Attack with Cisco ASA Firewall

Denial of Service attacks (DoS) are very common these days. Especially Distributed DoS attacks (called also DDoS) can be executed quite easily by attackers who own large networks of BotNets. Thousands of malware-infected computers (which comprise the so called “BotNets”) are controlled by attackers and can be instructed to start attacks at any target. Usually […]

Initial Configuration of Cisco ASA For ASDM Access

In this first Video Tutorial I will show you how to enable initial access to the ASA device in order to connect with ASDM graphical interface or with SSH. The network topology is shown below: First we need to have console access (with a serial console cable) to the device in order to configure some […]