1. Bender, Jens; Kügler, Dennis; Margraf, Marian, Naumann, Ingo. ‘Sicherheitsmechanismen für kontaktlose chips im deutschen elektronischen personalausweis’, datensicherheit und datenschutz (DuD), March 2008 (in German).
2. Federal Office for Information Security (BSI): Technical Guideline TR-03110, Advanced Security Mechanisms for Machine Readable Travel Documents – Extended Access Control (EAC) and Password Authentication Connection Establishment (PACE), and Restricted Authentication, Version 2.
3. Federal Office for Information Security (BSI): Technical Guideline TR-03127, Technical Architecture of the New German ID Card (in German)
4. ENISA Position Paper, ‘Privacy Features of European eID Card Specifications’, January 2009.
5. Bender, Jens; Kügler, Dennis; Margraf, Marian, Naumann, Ingo. ‘Das sperrmanagement im neuen deutschen personalausweis – sperrmanagement ohne globale chipindividuelle merkmale’, datensicherheit und datenschutz (DuD), May 2010 (in German).