175 YEARS – 50 GREAT CATHOLICS / Nicholas Rhea on Cardinal Hinsley In March 1943, our headmistress at St Hedda’s on the North York Moors,

Source URL: www.thetablet.co.uk

The Frog-Boiling Attack: Limitations of Secure Network Coordinate Systems1 Eric Chan-Tin, Victor Heorhiadi, Nicholas Hopper, Yongdae Kim University of Minnesota {dchantin, victor, hopper, kyd}@cs.umn.edu

Source URL: www-users.cs.umn.edu

• Computer networking
• Analytic geometry
• Coordinate system
• Node
• Leader election
• Distributed data storage
• Pharos network coordinates

The Urban Environment: History, Thought, and Practice G.E. Freshman Cluster Program – 21CW Spring 2010 – U.C.L.A. Instructor: Nicholas Bauch Email: Office: A-185 Bunche Hall

Source URL: www.nicholasbauch.com

Geography 88GE: Geography of Food and Agriculture UCLA, Winter 2008 Instructor: Nicholas Bauch Meeting time: Tuesdays from 9:00-11:50 Email:

Source URL: www.nicholasbauch.com

BNymble (a short paper) More anonymous blacklisting at almost no cost Peter Lofgren and Nicholas Hopper University of Minnesota Abstract. Anonymous blacklisting schemes allow online service providers

Source URL: www-users.cs.umn.edu

• Cryptography
• Computer security
• Computing
• Computer access control
• Notary
• Public-key cryptography
• Identity management
• Direct Anonymous Attestation
• Password
• Internet Relay Chat
• Security token
• Proxy server

Provably Secure Timed-Release Public Key Encryption JUNG HEE CHEON Seoul National University, Korea and NICHOLAS HOPPER, YONGDAE KIM and IVAN OSIPKOV

Source URL: www-users.cs.umn.edu

• Cryptography
• Public-key cryptography
• Identity-based cryptography
• Chosen-ciphertext attack
• Authenticated encryption
• ID-based encryption
• Encryption
• RSA
• Cipher
• Ciphertext indistinguishability
• Chosen-plaintext attack
• Semantic security

IMMORTALITY: LIBERTY’S FINAL FRONTIER DAVID NICHOLAS “If a mass death sentence defines man’s condition, then rebellion, in one sense is its contemporary.

Source URL: www.libertarian.co.uk

Robust Accounting in Decentralized P2P Storage Systems Ivan Osipkov Peng Wang Nicholas Hopper Yongdae Kim

Source URL: www-users.cs.umn.edu

• Distributed data storage
• Computing
• Concurrent computing
• File sharing
• Distributed computing
• Network architecture
• Peer-to-peer computing
• Peer-to-peer
• Pastry
• Scalability
• Chord
• Distributed hash table

ALL KEY STAGES PERFORMANCE Image: Justin Nicholas

Source URL: www.nnfestival.org.uk

Improved Group Off-the-Record Messaging Hong Liu Eugene Y. Vasserman Nicholas Hopper

Source URL: www-users.cs.umn.edu

• Cryptographic protocols
• Public-key cryptography
• Notary
• Online chat
• Internet protocols
• Deniable authentication
• XMPP
• Off-the-Record Messaging
• Authentication
• Digital signature
• Key exchange
• Transport Layer Security