A look at slealth in AoC from rpgvault. With handy links to previous articles at the bottom of the page.
More information.However, slipping out of sight is no easy proposition. Even the craftiest of rogues won't vanish in the middle of Tortage at noon. Stealth begins with skill, both the actual, in-game stealth skill, and actual player skill. Slipping into the shadows and moving along in secret is much more like a game of Thief than a simple exercise in pressing buttons and charging ahead.
At its heart, the stealth system is elegantly simple and, in fact, works much like in a tabletop RPG. You have a stealth skill, and it is checked against the abilities of your foes, players and NPCs alike, but as always, the devil is in the details.