Note! Most of the files (and more) can be found on my web page at I don't maintain the ftp directory as carefully as the web site, so you should check there if you have web access. -matt Files in Matt Blaze's ftp directory: cfs.announce How to get the Cryptographic File System (CFS). cfs.notes.ms Latest version of CFS release notes (troff -ms format). cfs.ps PostScript reprint of M. Blaze, "A Cryptographic File System for Unix." Proceedings of First ACM Conference on Computer and Communications Security, Fairfax, VA, November 1993. cfskey.ps PostScript reprint of M. Blaze, "Key Management in an Encrypting File System." USENIX Summer 1994 Technical Conference, Boston, MA, June 1994. card_cipher.ps M. Blaze, "High-Bandwidth Encryption with Low-Bandwidth Smartcards." January 18, 1995. Presenteded at Cambridge workshop on Fast Software Encryption, February 1996. PostScript. eesproto.ps M. Blaze, "Protocol Failure in the Escrowed Encryption Standard." Proceedings of Second ACM Conference on Computer and Communications Security, Fairfax, VA, November 1994. PostScript. email.ps R. Levein, L. McCarthy, M. Blaze, "Transparent Internet E-mail Security (DRAFT)". August 9, 1996. Subbmitted for publication. PostScript. export.txt M. Blaze, "My Life as an International Arms Courier." January, 1995. Adapated from posting to comp.risks. ASCII text. frkes.ps M. Blaze, J. Feigenbaum, and M. Naor. "A Formal Treatment of Remotely Keyed Encryption (Extended Abstract)". Eurocrypt '98, Helsinki. LNCS 1403 pp. 251-265. PostScript format. key_study.txt key_study.ps The Risks of Key Recovery, Key Escrow, and Trusted Third-Party Encryption. May 1997. ASCII (.txt) and PostScript (.ps). keylength.txt keylength.ps M. Blaze, W. Diffie, R. Rivest, B. Schneier, T. Shimomura, E. Thompson and M. Wiener, "Minimal Key Lengths for Symmetric Ciphers to Provide Adequate Commercial Security". Report of ad hoc panel of cryptographers and computer scientists. January 1996. ASCII (.txt) and PostScript (.ps). keylength.nsa Transcription of memo from NSA regarding above report, with comments from M. Blaze and W. Diffie. July 18, 1996. ASCII. keynote-2-beta2.tar.gz Gnu compressed tar archive of beta2 release of KeyNote v2 trust management toolkit. knrfc.txt The KeyNote Trust Management System, Version 2. Internet RFC RFC 2704. September 1999. librand.shar "librand" true-random functions for Unix-like machines. mcg.ps M. Blaze and B. Schneier, "The MacGuffin Block Cipher Algorithm." Leuven Workshop on Cryptographic Algorithms, Leuven, Belgium, December 1994. mkcs.ps M. Blaze, J. Feigenbaum and F.T. Leighton, "Master-Key Cryptosytems." Abstract presented at Crypto '95 (rump session), Santa Barbara, CA, August 1995. PostScript. netescrow.ps netescrow.tex M. Blaze, "Oblivious Key Escrow." Revised paper originally presented at Cambridge Workshop on Information Hiding, May 1996. Postscript/LaTeX source. pmcomply.ps M. Blaze, J. Feigenbaum, M. Strauss, "Compliance-Checking in the PolicyMaker Trust-Management System." Proc. 2nd Financial Crypto Conference. Anguila 1998. LNCS #1465, pp 251-265, Springer-Verlag, 1998. PostScript. policy.ps policy.txt M. Blaze, "Cryptography Policy and the Information Economy." Draft, 17 December 1996. policymaker.ps M. Blaze, J. Feigenbaum and J. Lacy, "Decentralized Trust Management." IEEE Conference on Security and Privacy, Oakland, CA, May 1996. PostScript. policymaker.announce How to get the PolicyMaker reference implementation (not yet available). proxy.ps M. Blaze, M. Strauss, "Proxy Cryptography." Draft, May 1997. PostScript. quantize.shar CPU time quantization functions for Unix (helpful against Kocher's timing attack on various public-key cryptosystems). sesscrypt.ps PostScript reprint of M. Blaze and S. M. Bellovin, "Session-Layer Encryption." Proceedings of the USENIX Security Workshop, June 1995. swipe.id ASCII text of J. Ioannidis and M. Blaze, "The swIPe IP Security Protocol." Internet Draft, December 1993. swipeusenix.ps PostScript reprint of J. Ioannidis and M. Blaze, "Architecture and Implementation of Network Layer Security Under UNIX." Proceedings of the Fourth USENIX Security Workshop, October 1993. testimony.txt My prepared testimony before the Senate Commerce Committee subcommittee on Science, Technology, and Space. June 26, 1996 trustmgt.ps M. Blaze, J. Feigenbaum, A. Keromytis, J. Ioannidis. "The Role of Trust Management in Distributed Systems Security." Chapter in _Secure_Internet_Programming:_Security_Issues_for_ _Mobile_and_Distributed_Objects_ (Vitek and Jensen, eds.) Springer-Verlag, 1999. PostScript format. turtle.ps M. Blaze, "Efficient Symmetric-Key Ciphers Based on an NP-Complete Subproblem (DRAFT)". Submitted for publication. October 2, 1996. (PostScript). To reach me by email, use mab@research.att.com. For CFS related queries, use cfs@research.att.com . For PolicyMaker queries, use policymaker@research.att.com . -matt