John Landwehr What is a Certified Document and when should you use it? Click here to read this article. John B Harris Adobe Acrobat and Reader 10.1 Released, Feature New Security and Signature Enhancements Click here to read this article. John B Harris Sign up now for the E-Signatures 2010 Conference! Click here to read this article. John B Harris Upcoming event will debate legal significance of digital signatures and electronic signatures Click here to read this article. John B Harris Straight Talk about PDF & Digital Signatures – ISSE 2009 Click here to read this article.