Sandra Gittlen is editor at large for TechTarget's Networking and Security Media Group. She joined TechTarget in 2019 to write on a wide range of networking and security topics. Sandra has written about enterprise technologies and IT overall for nearly 25 years. For 15 years, she was a freelancer with a client portfolio that ranged from industry publications to companies targeting IT buyers. Prior to freelancing, Sandra was an editor and reporter at IDG's Network World. She is a graduate of the University of Wisconsin-Madison.