Stuart Haber, William G. Horne, Tomas S, Danfeng Yao
Abstract. It is often desirable to be able to guarantee the integrity of historical data, ensuring that any subsequent modifications to the data can be detected. It would be especially convenient to...
Protecting Mobile Agents Against Malicious Hosts (2008)
Tomas S, Christian F. Tschudin
sander|tschudin¡ Abstract. A key element of any mobile code based distributed system are the security mechanisms available to protect (a) the host against potentially hostile actions of a code...
Auditable, Anonymous Electronic Cash (Extended Abstract) (2008)
Abstract. Most anonymous, electronic cash systems are signaturebased. A side effect of this is that in these systems the bank has the technical ability to issue unreported, valid money. It has been...
Auditable, Anonymous Electronic Cash (Extended Abstract) (2008)
Abstract. Most anonymous, electronic cash systems are signaturebased. A side effect of this is that in these systems the bank has the technical ability to issue unreported, valid money. It has been...
On Anonymous Electronic Cash and Crime (2007)
Tomas Sander, Tomas S, Amnon Ta-Shma
. Anonymous electronic cash systems can be vulnerable to criminal abuse. Two approaches were suggested for solving this problem. In an escrowed cash system users are given anonymity which can be...
Auditable, Anonymous Electronic Cash Extended Abstract (2007)
Abstract. Most anonymous, electronic cash systems are signature-based. A side effect of this is that in these systems the bank has the technical ability to issue unreported, valid money. It has been...
Deciding Properties of Polynomials without Factoring (Preliminary Version) (2007)
Abstract. The polynomial time algorithm of Lenstra, Lenstra, and Lov'asz [17] for factoring integer polynomials and variants thereof have been widely used to show that various computational...
Flow Control: A New Approach For Anonymity Control In Electronic Cash Systems (2007)
Abstract. Anonymity features of electronic payment systems are important for protecting privacy in an electronic world. However, complete anonymity prevents monitoring financial transactions and...
On Anonymous Electronic Cash and Crime (2007)
Anonymous electronic cash systems can be vulnerable to criminal abuse. Two approaches were suggested for solving this problem.
Flow Control: A New Approach for Anonymity (2007)
Control In Electronic, Tomas S
Anonymity features of electronic payment systems are important for protecting privacy in an electronic world. However, complete anonymity prevents monitoring financial transactions and following the...
© Copyright Springer-Verlag If Piracy is the Problem, Is DRM the Answer? 1 (2007)
Stuart Haber, Stuart Haber, Bill Horne, Bill Horne, Joe Pato, Joe Pato, ...
security, content protection, digital rights management, trust, privacy, piracy Piracy of digital content is considered a serious problem by content companies. Digital Rights Management is considered...
Privacy-Preserving Verification of Aggregate Queries on Outsourced Databases (2006)
Stuart Haber, William G. Horne, Tomas S, Danfeng Yao, Er Danfeng Yao
cryptography, integrity, privacy It is often desirable to be able to guarantee the integrity of historical data, ensuring that any subsequent modifications to the data can be detected. It would be...
Economic Barriers to the Deployement of Existing Privacy (2002)
Joan Feigenbaum, Michael J. Freedman, Tomas S, Adam Shostack
Despite the fact that many of the impressive techniques in the cryptographic researchliterature have been extensively and rigorously analyzed, and some have even been commercially developed, few are...
Economic Barriers to the Deployement of Existing Privacy (2002)
Joan Feigenbaum, Michael J. Freedman, Tomas S, Adam Shostack
Internet-based commerce provides great opportunities for merchants, consumers, and business aliates, but it may seriously threaten users ' privacy. Some of the paths to loss of privacy are quite...
Economic Barriers to the Deployement of Existing Privacy (2002)
Joan Feigenbaum, Michael J. Freedman, Tomas S, Adam Shostack
Despite the fact that many of the impressive techniques in the cryptographic research literature have been extensively and rigorously analyzed, and some have even been commercially developed, few are...
Privacy Engineering for Digital Rights Management Systems (2001)
Joan Feigenbaum, Michael J. Freedman, Tomas S, Adam Shostack
Internet-based distribution of mass-market content provides great opportunities for producers, distributors, and consumers, but it may seriously threaten users’ privacy. Some of the paths to loss...
Privacy Engineering for Digital Rights Management Systems (2001)
Joan Feigenbaum, Michael J. Freedman, Tomas S, Adam Shostack
Commital Deniable Proofs and Electronic Campaign Finance (2000)
Abstract. In a recent Stanford Law Review article, Ayres and Bulow [1] propose a radical anonymity-based solution to disrupt the “market ” for monetary influence in political campaigns. To...
Blind, Auditable Membership Proofs (2000)
Tomas Sander, Tomas S, Amnon Ta-shma, Moti Yung
Auditability is an important property in #nancial systems and architectures. Here we de#ne the primitive of #blind auditable membership proof " #BAMP# whichcombines public auditability with...
Flow Control: A New Approach For Anonymity Control In Electronic Cash Systems (1999)
Tomas Sander, Tomas S, Amnon Ta-Shma
. Anonymity features of electronic payment systems are important for protecting privacy in an electronic world. However, complete anonymity prevents monitoring financial transactions and following...
Blind, Auditable Membership Proofs (1999)
Tomas Sander, Tomas S, Amnon Ta-Shma, Moti Yung
Auditability is an important property in financial systems and architectures. Here we define the primitive of "blind auditable membership proofs" (BAMP) which combines public auditability...
Protecting Mobile Agents Against Malicious Hosts (1998)
Tomas Sander, Tomas S, Christian F. Tschudin
. A key element of any mobile code based distributed system are the security mechanisms available to protect (a) the host against potentially hostile actions of a code fragment under execution and...
Auditable, Anonymous Electronic Cash (1998)
Tomas Sander, Tomas S, Amnon Ta-Shma
Most anonymous, electronic cash systems are signature-based. A side effect of this is that in these systems the bank has the technical ability to issue unreported, valid money. It has been noticed in...
Towards Mobile Cryptography (1998)
Tomas Sander, Tomas S, Christian F. Tschudin
Mobile code technology has become a driving force for recent advances in distributed systems. The concept of mobility of executable code raises major security problems. In this paper we deal with the...
Protecting Mobile Agents Against Malicious Hosts (1997)
Tomas Sander, Tomas S, Christian F. Tschudin
. A key element of any mobile code based distributed system are the security mechanisms available to protect (a) the host against potentially hostile actions of a code fragment under execution and...
On Software Protection Via Function Hiding
Tomas Sander And, Tomas S, Christian F. Tschudin
. Software piracy is a major economic problem: it leads to revenue losses, it favors big software housesthat are less hurt by these losses and it prevents new software economy models where small...