S/MIME Version 2 Message Specification. - Stephen R. Dussé; Paul E. Hoffman; Blake Ramsdell; Laurence Lundblade; Lisa Repka (RFC, 1998)

POP3 Extension Mechanism. - Randall Gellens; Chris Newman; Laurence Lundblade (RFC, 1998)

The Entity Attestation Token (EAT). - Laurence Lundblade; Giridhar Mandyam; Jeremy O'Donoghue; Carl Wallace (RFC, 2025)

Entity Attestation Token (EAT) Media Types. - Laurence Lundblade; Henk Birkholz; Thomas Fossati (RFC, 2025)