Unlike symmetric encryption which uses a single key, asymmetric encryption ensures that secret messages can be securely transmitted over insecure public networks like the Internet. The groundbreaking asymmetric encryption algorithms introduced in the 1970s provide the foundation on which a vast array of secure communications protocols and technologies are built. This article will provide a … Read more
In today’s digital age, the convenience of public Wi-Fi hotspots is undeniable, allowing us to stay connected while on the go. However, these open networks come with inherent risks, as cybercriminals can exploit vulnerabilities to eavesdrop on your network traffic. This article delves into proven methods and techniques to protect your data and privacy when … Read more
When it comes to network security, one of the most important tools in a network administrator’s toolkit is access control lists or ACLs. ACLs can be used to filter traffic, enforce security policies, and protect your network from unwanted access. In this article, we’ll take a closer look at extended ACLs, what they are, and … Read more
What is GRE? GRE (Generic Routing Encapsulation) is a tunnelling protocol developed by Cisco that allows remote hosts to connect to a private network over the Internet. GRE is often used to connect an on-premises network to a cloud-based virtual private network (VPN). GRE tunnels can be used to transport IPv4 traffic across an IPv4 … Read more
Which statement is true concerning SNATs using automap? Explanation The following statement is true concerning SNATs using automap: A SNAT using automap can be used to translate the source address of all outgoing traffic to the same address regardless of which VLAN the traffic is sent through. When a SNAT is configured with an automap … Read more