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| Web Sites |
Clearview Systems Suppliers of Secure Computing SafeWord, a scheme based on hardware tokens. Includes rationale for single-use password systems, as well as other network security products. http://www.clearview.co.uk/ |
CRYPTOCard Network Security Password tokens delivered on key fobs, palm pilots, hardware or software. Security for dial in, access control, internet and web connections. Offers a strong two factor system. Management software. Includes rationale and business case for token-based access. http://www.cryptocard.com/ |
DynaPass Provides primary or secondary authentication by regularly distributing passwords (or parts of passwords) through wireless phones. Time locked access. http://www.dynapass.com/ |
IETF One Time Password Authentication Charter Current specifications for the official internet standard (a continuation of the BellCore S/Key standard). Composition and membership information included. http://www.ietf.org/html.charters/OLD/otp-charter.html |
JOTP Calculator A java applet OTP (S/Key) calculator. The applet downloads onto the client machine and calculates locally. http://www.cs.umd.edu/users/harry/jotp/ |
OTPC 9000 An OTP (S/Key) calculator for Nokia 9000 cellular phones. Includes S/Key information and resources. http://www.basun.net/software/otpc/ |
otpCalc - An OTP and S/Key calculator for X otpCalc is an RFC2289 and RFC1760 compliant one time password calculator, written to use the GTK+ library for screen I/O. http://killa.net/infosec/otpCalc/ |
PalmKey OTP (S/Key) calculator for palm pilots. Site includes information about both source and binary distributions. http://palmkey.sourceforge.net/ |
pilOTP OTP (S/Key) client for the Palm platform. Includes screen captures, and general information as well as software downloads. http://astro.uchicago.edu/home/web/valdes/pilot/pilOTP/ |
PyOTP A simple Python library, currently under development, to generate OTP (S/Key) responses. RFC-2289 compliant. Includes links to development and release information. http://pyotp.sourceforge.net/ |
RFC2289 - A One-Time Password System The current internet standard, as descended from the original S/Key specification. http://www.faqs.org/rfcs/rfc2289.html |
S/Key Introduction A technical description of the S/Key algorithm. http://www.surfnet.nl/innovatie/surf-ace/security/doc/skey.html |
SkeyCalc OTP (S/Key) calculator for MacOS X, MacOS X Server and NEXTSTEP. RFC-2289 compliant. Site includes software downloads, documentation and an introduction to the technology. http://www.orange-carb.org/SkeyCalc/ |
The S/KEY One-Time Password System Scholarly paper by Neil Haller on the original S/Key system. Links to many citations from the original paper. http://citeseer.ist.psu.edu/34338.html |