For 218 years, the Presidio served as an army post for three nations. World and local events, from military campaigns to World Fairs and earthquakes, left their mark. Come enjoy the history and the natural beauty of the Presidio. Explore centuries of architecture. Reflect in a national cemetery. Context aware, pluggable and customizable PII de-identification service for text and images. Presidio (Origin from Latin praesidium ‘protection, garrison’) helps to ensure sensitive data is properly managed and governed. A presidio (jail, fortification) [1] was a fortified base established by the Spanish Empire mainly between the 16th and 18th centuries in areas under their control or influence. The term is derived from the Latin word praesidium meaning protection or defense. Presidio is a global digital solutions and services provider delivering software-defined cloud, collaboration and security solutions to customers of all sizes. The Presidio of San Francisco (originally, El Presidio Real de San Francisco or The Royal Fortress of Saint Francis) is a park and former U.S. Army post on the northern tip of the San Francisco Peninsula in San Francisco, California, and is part of the Golden Gate National Recreation Area. Discover trails, food, picnicking, and unbeatable views of the Golden Gate Bridge in the Presidio. Explore miles of scenic trails from coastal bluffs to forest paths, with iconic Golden Gate Bridge views and a peaceful natural setting just minutes from the city. Presidio is here to guide your digital journey and help you navigate the fast-changing tech landscape. Our experts reduce risk and get things done. Presidio is your trusted ally. We are with our customers for a lifetime. We understand where you’ve been and where you’re going.