This collection of timely, in-depth articles frames web security as a matter of trust rather than cryptography. It covers W3C's Digital Signature Initiative (DSI), which breaks new ground in this area by binding machine-readable labels to public key signatures. Other topics include medical records privacy issues, signature legality, trust in Internet information systems, electronic commerce, tips and tricks for secure web programming, and an interview with Christine Varney, FTC Commissioner and specialist in Internet-related commerce issues.