Which common design feature among instant messaging clients make them less secure than other means of communicating over the internet

Auser is given read permission to a file stored on an ntfs-formatted volume. the file is then copied to a folder on the same ntfs-formatted volume where the user has been given full control permission for that folder. when the user logs on to the computer holding the file and accesses its new location via a drive letter, what is the user's effective permission to the file? a. read b. full control c. no access d. modify e. none of the above

Asecurity policy is a a. set of guidlines b. set of transmission protocols c. written document d. set of rules based on standards and guidelines

What type of forensic evidence was recovered during the bomb set off at the new mexico facility on the video that was similar to the evidence obtained at the boston bombings and how did the evidence allow the researchers to connect other pieces of evidence to the same bomb?