December 2025 was a brutal reality check for security teams. While most were winding down for the holidays, threat actors weaponized a tectonic shift in the landscape, headlined by the... The post Top ...

A secure Wi-Fi setup is one of the most effective ways to block cyber intrusions, preventing most home network breaches through simple yet often overlooked router security practices. Many ...

A network adapter is a crucial part of your computer as it connects it to the local network and internet. However, there may be times when you may need to enable or disable Wi-Fi and Ethernet network ...

The CERT Division is a leader in cybersecurity. We partner with government, industry, law enforcement, and academia to improve the security and resilience of computer systems and networks. We study ...

(config-if)# ip address 10.23.42.5 255.255.0.0 Add IPv4 address to interface. (config-if)# mac address 1234.5678.90AB Overwrite MAC address. (config-if)# no mac address Remove MAC overwrite.

Everything you do with this API happens through a client object. Creating the client object is the first step; then you can perform actions on the client.