According to Adobe these updates address critical vulnerabilities in Adobe Reader X (10.1.1) and earlier versions for Windows and Macintosh, and Adobe Acrobat X (10.1.1) and earlier versions for Windows and Macintosh. These vulnerabilities could cause the application to crash and potentially allow an attacker to take control of the affected system.
Provides administrators the ability to add trusted locations
OK, so you want to stamp your document. Maybe you need to give reviewers some advice about the document's status or sensitivity. This tip from author Ted Padova demonstrates how to add stamps with the Stamp Tool along with related comments.