"9"^^ . "trust, reputation, distributed system, evidence, Sybil attack, anonymity, risk, assessment, analysis, access control, security mechanisms, privacy"@en . "Bezpe\u010Dnost informa\u010Dn\u00EDch syst\u00E9m\u016F zalo\u017Een\u00E1 na reputaci" . "2008-05-19+02:00"^^ . "trust" . . . . " Sybil attack" . . . . "The very interesting project gained applicable results for practical use (e.g. the created reputation system). Due to the great amount of presented and published scientific records, there is no doubts about reaching all target points of the project."@en . "Projekt se zab\u00FDv\u00E1 oblast\u00ED bezpe\u010Dnosti v distribuovan\u00FDch syst\u00E9mech. Jestli\u017Ee vy\u017Eadujeme ur\u010Ditou m\u00EDru anonymity u\u017Eivatel\u016F, mus\u00EDme bezpe\u010Dnostn\u00ED mechanismy koncipovat na jin\u00E9m zdroji dat. D\u016Fv\u011Bra, \u010Di reputace se st\u00E1v\u00E1 kl\u00ED\u010Dovou informac\u00ED pro zaji\u0161t\u011Bn\u00ED bezpe\u010Dnosti IS. Tento p\u0159\u00EDstup zalo\u017Een\u00FD na zku\u0161enosti ov\u0161em implikuje \u0159adu probl\u00E9m\u016F, kter\u00E9 jsou c\u00EDlem projektu: mo\u017Enost \u00FAtoku za pomoc\u00ED podvr\u017Een\u00FDch identit, efektivn\u00ED reakce na \u00FAtok, zp\u016Fsob vym\u011B\u0148ov\u00E1n\u00ED zku\u0161enost\u00ED v IS, vyhled\u00E1v\u00E1n\u00ED d\u016Fle\u017Eit\u00FDch vzor\u016F v informac\u00EDch o chov\u00E1n\u00ED. Jmenovan\u00E9 probl\u00E9my jsou podstatn\u00FDmi pro celou oblast v\u00FDzkumu zab\u00FDvaj\u00EDc\u00ED se decentralizovan\u00FDmi informa\u010Dn\u00EDmi syst\u00E9my." . "2004-12-01+01:00"^^ . " access control" . . " security mechanisms" . . . "2007-11-30+01:00"^^ . "0"^^ . " evidence" . " reputation" . "http://www.isvav.cz/projectDetail.do?rowId=1K04106"^^ . " distributed system" . "Reputation-based Security of Information Systems"@en . "1"^^ . . " risk" . "Velmi zaj\u00EDmav\u00FD projekt m\u00E1 konkr\u00E9tn\u00ED v\u00FDsledky aplikovateln\u00E9 v praxi (nap\u0159. vytvo\u0159en\u00FD reputa\u010Dn\u00ED syst\u00E9m). Vzhledem k velk\u00E9mu rozsahu prezentovan\u00FDch i publikovan\u00FDch v\u00FDsledk\u016F, relevantn\u00EDch k \u0159e\u0161en\u00E9mu projektu, nen\u00ED pochybnosti o dosa\u017Een\u00ED v\u0161ech c\u00EDl\u016F."@cs . "The proposed project is focused on security of distributed information systems. When certain level of users' anonymity is required security mechanisms must by based on different source of data. Trust or reputation becomes crucial information security of information systems. This approach based on experience inevitable implies number of problems that become subjects of this project: possibility of attacks exploiting faked identities, effective reactions to attacks, use of indirect evidence (e.g. recommendations) in IS, search for interesting patterns in stored evidence. The problems named are profound for the whole research area covering decenterlized distributed information systems."@en . " assessment" . "0"^^ . "2007-02-16+01:00"^^ . . . . . " analysis" . . "1K04106" . . . . "9"^^ . " anonymity" .