US008.387155B2 (12) United States Patent (10) Patent No.: US 8,387,155 B2 Gregg et al. (45) Date of Patent: *Feb. 26, 2013 (54) SYSTEM FORMANAGING ACCESS TO (56) References Cited PROTECTED COMPUTER RESOURCES U.S. PATENT DOCUMENTS (75) Inventors: Richard L. Gregg, Elkhorn, NE (US); 4,446,519 A 5/1984 Thomas Sandeep Giri, Omaha, NE (US); (Continued) Timothy C. Goeke, Elkhorn, NE (US) FOREIGN PATENT DOCUMENTS EP O 636963 A2 2, 1995 (73) Assignee: Prism Technologies LLC, Omaha, NE EP 0 762261 A2 9, 1996 (US) (Continued) OTHER PUBLICATIONS (*) Notice: Subject to any disclaimer, the term of this In the Matter of Certain Authentication Systems, Including Software patent is extended or adjusted under 35 and Handheld Electronic Devices; Investigation No. 337-TA-697; U.S.C. 154(b) by 0 days. Verified Complaint Under Section 337 of the Tariff Act of 1930. As Amended; 26 pages; Exhibit 2, 11 pages; Exhibit 3.31 pages; Exhibit This patent is Subject to a terminal dis 4.31 pages; Exhibit 5, 1 page; Exhibit 6;4 pages; Exhibit 7.31 pages; claimer. Exhibit 8, 2 pages; Exhibit 9, 92 pages; Exhibit 10, 4 pages; Exhibit 11, 92 pages; Exhibit 12, 56 pages; Exhibit 13, 17 pages; Exhibit 26, (21) Appl. No.: 12/944,473 2 pages; Exhibit 29, 10 pages; Exhibit 30, 1 page; Exhibit 31, 1 page; Exhibit32, 4 pages; Exhibit 34, 19 pages; Exhibit 35.3 pages; Exhibit 36, 1 page; Exhibit 37; 169 pages; Letter Submiting Verified Com (22) Filed: Nov. 11, 2010 plaint to the International Trade Comission; 2 pages; Letter Request ing Confidential Treatment of Exhibits; 2 pages; Dec. 2, 2009. (65) Prior Publication Data (Continued) US 2011 FOO61097 A1 Mar. 10, 2011 Primary Examiner — Kambiz Zand Assistant Examiner — Aubrey Wyszynski (74) Attorney, Agent, or Firm — Martin & Ferraro, LLP Related U.S. Application Data (57) ABSTRACT A system for controlling access to protected computer (63) Continuation of application No. 1 1/978,919, filed on resources provided via a network utilizing at least one Inter Oct. 30, 2007, now Pat. No. 8,127,345, which is a net Protocol. The system includes at least one authentication continuation of application No. 10/230,638, filed on server and at least one access server. The at least one authen Aug. 29, 2002, now Pat. No. 7,290,288, which is a tication server is adapted to authenticate identity data associ continuation-in-part of application No. 08/872,710, ated with at least one client computer device, is adapted to filed on Jun. 11, 1997, now Pat. No. 6,516,416. authorize the at least one client computer device to receive at least a portion of protected computer resources, and is adapted to permit access to the at least a portion of the pro tected computer resources. The at least one access server is (51) Int. C. adapted to receive the identity data associated with the at least G06F2L/20 (2006.01) one client computer device and forward the identity data (52) U.S. Cl. .............................................. 726/29: 726/7 associated with the at least one claim computer device to the (58) Field of Classification Search ................. 726/7, 29 at least one authentication server. See application file for complete search history. 97 Claims, 27 Drawing Sheets NG ASESSION E; L START ENMESSENGER rRNSAC ( fit ANCAONSPLASSRXR BRRESSASE1 SRWER TESSR SRWar ST applicATION Arrigato AFINGAfor Ras Nassrsson For is:yer wake SuSER 38 REGST3CLT AppCAtco x3-Mi N AUTENTIATor SEryciussRS REQUESE OS-NENFORCER sin&START SESSKM4 N LoGsNassage To CCJCCs cent SSENGER 3ERS CE: SSNR SENSA RAN CENT O6 cAlast Ocs-SE8:RCER auntor8:NSCHECK. RJsi Srwer sessiocs) WABATOR APPLAfon heSSA3ETO SEs sess LiSuccessF - WALjACR SSSN Locarrier ENRY-ISS8ASR ASESSION RESPONSE&R) To AP-lication is PASSNRWTH PROCESS SESSM WALEAFO seaceSrok sessionTRYN . risis of Achiw 8ssos xisNF:Ricersals Nickax ACTS Tcci'scritifssor MESSENGER witHANEWRANXM CHALLEN3s or TSWN aENTSSENGER AUHENCAT&TOssets Ogg Arhat&ATESERVER CAS PASSACR US 8,387,155 B2 Page 2 U.S. PATENT DOCUMENTS 5,677,955 A 10/1997 Doggett et al. 5,679,945 A 10, 1997 Renner et al. 25 A 23, Rail. 5,687.235 A 1 1/1997 Perlman et al. W - 4 5,696,824. 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