Active reconnaissance

Active reconnaissance is a type of security testing that involves actively interacting with a system in order to gather information about it. This can be done in a number of ways, such as trying to login to a system with various username and password combinations, or running a port scan to see which ports are … Read more


Proportionality is a mathematical concept that describes a relationship between two variables. In a proportional relationship, the two variables change at the same rate. This means that if one variable increases, the other variable also increases. For example, if one person can run 10 miles in 2 hours, then two people can run 20 miles … Read more

Space Force (United States Space Force)

The United States Space Force (USSF) is the space warfare service branch of the U.S. Armed Forces, and is one of the eight U.S. uniformed services. The USSF’s origins date back to the early days of the Cold War, when the need for a dedicated space warfare capability was first recognized. The USSF was established … Read more