Monthly Archives: August 2013

Upgrade Cisco ASA software

Cisco ASA now days can run three generations of code, depending on the hardware platform and memory installed. These are 7.x, 8.x and 9.x. Not all ASAs can run any version of code. For example, “Cisco ASA 1000V cloud firewall” … Continue reading

Posted in ASA, Cisco, Security | Tagged , , | 11 Comments

VMware vSphere Data Protection error E10055

When I tried to backup the virtual machine up using the “VMware VDP”, I receive this error: “VDP: Backup job failed to backup client. Execution error: E10055:Failed to attach disk.” Most of solutions I found on the web were dealing … Continue reading

Posted in ASA, Cisco, Security, Virtualization, VMWare | Tagged , , | 3 Comments

Preparing BackTrack5 and wireless networking for penetration testing

As a part of my day-to-day duties, I test security policies, IPS and firewall setups, find vulnerabilities, missing patches, … One of tools I’m using is a “BackTrack” or “BT”. It is a Linux distro packed with tons of utilities … Continue reading

Posted in LINUX, PENTEST, Security | Tagged , , , | Leave a comment

Connecting VMware Workstation and Cisco GNS3 Lab

One of the most fascinating things now days for us network/security/virtualization guys is possibility to carry our labs with us. We go on a business trip and not only we present something with the Power point, but we also demonstrate … Continue reading

Posted in AAA, ACS 5.x, ACS/RADIUS/TACACS, Cisco, GNS3, Virtualization, VMWare | Tagged , , , | 7 Comments

Renewing Cisco ASA identity certificate

Let’s say that we use certificates for authenticating our VPN connections. It does not matter if they are traditional Cisco IPSec or new AnyConnect clients. If we did not set our PKI infrastructure and ASA for auto enroll, what is … Continue reading

Posted in ASA, Certificates, PKI, VPN | Tagged , , , | 3 Comments