Mobile phones, modems, chips and smart cards - public key cryptography is being used to provide authentication features on smaller devices. What performance factors and implementation issues affect embedded systems development? From embedding X.509 digital certificates on modems, to unwrapping and verifying PKCS#7 signed code to gaming devices or PDAs, come and find out how security experts are making security fit to provide higher levels of integrity, confidentiality and authentication features protecting devices and the privacy rights of users.