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On the Incoherencies in Web Browser Access Control Policies
On the Incoherencies in Web Browser Access Control Policies Kapil Singh∗, Alexander Moshchuk†, Helen J. Wang† and Wenke Lee∗ ∗Georgia Institute of Technology, Atlanta, GA Email: {ksingh, wenke}@cc.gatech.edu †Microsoft Research, Redmond, WA Email: {alexmos, helenw}@microsoft.com Abstract—Web browsers’ access control policies have evolved Inconsistent principal labeling. Today’s browsers do piecemeal in an ad-hoc fashion with the introduction of new not have the same principal definition for all browser re- browser features. This has resulted in numerous incoherencies. sources (which include the Document Object Model (DOM), In this paper, we analyze three major access control flaws in today’s browsers: (1) principal labeling is different for different network, cookies, other persistent state, and display). For resources, raising problems when resources interplay, (2) run- example, for the DOM (memory) resource, a principal is time changes to principal identities are handled inconsistently, labeled by the origin defined in the same origin policy and (3) browsers mismanage resources belonging to the user (SOP) in the form of <protocol, domain, port> [4]; but principal. We show that such mishandling of principals leads for the cookie resource, a principal is labeled by <domain, to many access control incoherencies, presenting hurdles for > web developers to construct secure web applications. path . Different principal definitions for two resources are A unique contribution of this paper is to identify the com- benign as long as the two resources do not interplay with patibility cost of removing these unsafe browser features. To do each other. However, when they do, incoherencies arise. For this, we have built WebAnalyzer, a crawler-based framework example, when cookies became accessible through DOM’s for measuring real-world usage of browser features, and used “document” object, DOM’s access control policy, namely the it to study the top 100,000 popular web sites ranked by Alexa. -
Vol. 22, No. 2 February 2018 You Can’T Buy It
ABSOLUTELY FREE Vol. 22, No. 2 February 2018 You Can’t Buy It Artwork is by Betsy Jones McDonald which is part of the exhibit, Everchanging Tides, on view at the Charleston Artist Guild Gallery in Charleston, SC, from February 1 - 28, 2018. See the article on page 6. ARTICLE INDEX Advertising Directory This index has active links, just click on the Page number and it will take you to that page. Listed in order in which they appear in the paper. Page 1 - Cover - Charleston Artist Guild Gallery - Betsy Jones McDonald Page 3 - Ella Walton Richardson Fine Art Page 2 - Article Index, Advertising Directory, Contact Info, Links to blogs, and Carolina Arts site Page 4 - Nance Lee Sneddon Page 4 - Editorial Commentary Page 5 - The Wells Gallery at the Sanctuary, Fabulon Art & Halsey-McCallum Studios Page 5 - City Gallery at Waterfront Park Page 6 - Charleston Artist Guild, City of North Charleston & Robert Lange Studios Page 6 - Karen Burnette Garner & Whimsy Joy by Roz Page 8 - Ella Walton Richardson Fine Art & Helena Fox Fine Art Page 7 - Call for Lowcountry Ceramic Artists, Rhett Thurman, Anglin Smith Fine Art, DONALD WEBER Page 9 - Helena Fox Fine Art cont., Society of Bluffton Artists & Coastal Discovery Museum Helena Fox Fine Art, Spencer Art Galleries, The Wells Gallery at the Sanctuary, Page 10 - Art League of Hilton Head, Lander University and Main & Maxwell Corrigan Gallery & Saul Alexander Foundation Gallery Page 13 - Metropolitan Arts Council Page 14 - West Main Artists Co-op x 2 Page 8 - Emerge SC & James Smith for Governor “CHARLESTON” Page 16 - West Main Artists Co-op cont. -
Using Replicated Execution for a More Secure and Reliable Web Browser
Using Replicated Execution for a More Secure and Reliable Web Browser Hui Xue Nathan Dautenhahn Samuel T. King University of Illinois at Urbana Champaign huixue2, dautenh1, kingst @uiuc.edu { } Abstract Unfortunately, hackers actively exploit these vulnerabil- ities as indicated in reports from the University of Wash- Modern web browsers are complex. They provide a ington [46], Microsoft [61], and Google [49, 48]. high-performance and rich computational environment Both industry and academia have improved the se- for web-based applications, but they are prone to nu- curity and reliability of web browsers. Current com- merous types of security vulnerabilities that attackers modity browsers make large strides towards improving actively exploit. However, because major browser plat- the security and reliability of plugins by using sandbox- forms differ in their implementations they rarely exhibit ing techniques to isolate plugins from the rest of the the same vulnerabilities. browser [62, 33]. However, these browsers still scatter In this paper we present Cocktail, a system that uses security logic throughout millions of lines of code, leav- three different off-the-shelf web browsers in parallel to ing these systems susceptible to browser-based attacks. provide replicated execution for withstanding browser- Current research efforts, like Tahoma [32], the OP web based attacks and improving browser reliability. Cock- browser [36], the Gazelle web browser [59], and the Illi- tail mirrors inputs to each replica and votes on browser nois Browser Operating System [58] all propose build- states and outputs to detect potential attacks, while con- ing new web browsers to improve security. Although tinuing to run. -
Interim Report 2010 02
Contents Page Corporate Information 02 Operational Highlights 03 Condensed Consolidated Income Statement 04 Condensed Consolidated Statement of Comprehensive Income 05 Condensed Consolidated Statement of Financial Position 06 Condensed Consolidated Statement of Changes in Equity 08 Condensed Consolidated Statement of Cash Flows 09 Notes to the Condensed Consolidated Financial Statements 10 Independent Review Report 39 Management Discussion and Analysis 41 Disclosure of Interests 49 Disclosure under Rules 13.20 and 13.22 of the Listing Rules 52 Purchase, Sale or Redemption of the Company’s Listed Securities 53 Compliance with Code on Corporate Governance Practices 53 Compliance with Model Code for Securities Transactions by Directors 53 Information in Respect of Directors 53 Audit Committee 54 Review of Interim Results 54 Success Universe Group Limited Interim Report 2010 02 CORPORATE INFORMATION Directors Legal Advisers on Executive Directors Bermuda Laws Mr. Yeung Hoi Sing, Sonny (Chairman) Conyers Dill & Pearman Dr. Ma Ho Man, Hoffman (Deputy Chairman) Principal Bankers Chong Hing Bank Limited Non-executive Director Fubon Bank (Hong Kong) Limited Mr. Choi Kin Pui, Russelle The Bank of East Asia, Limited The Hongkong and Shanghai Banking Independent Non-executive Corporation Limited Directors Mr. Luk Ka Yee, Patrick Principal Share Registrar and Mr. Yim Kai Pung Transfer Agent in Bermuda Ms. Yeung Mo Sheung, Ann Butterfield Fulcrum Group (Bermuda) Limited Company Secretary Rosebank Centre 11 Bermudiana Road Ms. Chiu Nam Ying, Agnes Pembroke, HM 08 Bermuda Financial Controller Mr. Wong Chi Keung, Alvin Branch Share Registrar and Transfer Office in Hong Kong Authorised Representatives Tricor Tengis Limited Dr. Ma Ho Man, Hoffman 26th Floor Ms. -
HTTP Cookie - Wikipedia, the Free Encyclopedia 14/05/2014
HTTP cookie - Wikipedia, the free encyclopedia 14/05/2014 Create account Log in Article Talk Read Edit View history Search HTTP cookie From Wikipedia, the free encyclopedia Navigation A cookie, also known as an HTTP cookie, web cookie, or browser HTTP Main page cookie, is a small piece of data sent from a website and stored in a Persistence · Compression · HTTPS · Contents user's web browser while the user is browsing that website. Every time Request methods Featured content the user loads the website, the browser sends the cookie back to the OPTIONS · GET · HEAD · POST · PUT · Current events server to notify the website of the user's previous activity.[1] Cookies DELETE · TRACE · CONNECT · PATCH · Random article Donate to Wikipedia were designed to be a reliable mechanism for websites to remember Header fields Wikimedia Shop stateful information (such as items in a shopping cart) or to record the Cookie · ETag · Location · HTTP referer · DNT user's browsing activity (including clicking particular buttons, logging in, · X-Forwarded-For · Interaction or recording which pages were visited by the user as far back as months Status codes or years ago). 301 Moved Permanently · 302 Found · Help 303 See Other · 403 Forbidden · About Wikipedia Although cookies cannot carry viruses, and cannot install malware on 404 Not Found · [2] Community portal the host computer, tracking cookies and especially third-party v · t · e · Recent changes tracking cookies are commonly used as ways to compile long-term Contact page records of individuals' browsing histories—a potential privacy concern that prompted European[3] and U.S. -
Lime Rock Gazette
L 1M E R 0 C K GAZETTE. DEVOTED TO COMMERCE, AGRICULTURE, ART, SCIENCE, MORALITY AND GENERAL INTELLIGENCE. PUBLISHED WEEKLY, BY RICHARDSON & PORTER. Tpiihs, $1,50 in Advance, $1.75 in six monllis $2.00 afleiv-Adverliseinenls inserted al Hie ciisloniarv prices VOL J- LAST—TIIOIIASTOV, TlllltSO AV 1IOILVIA«L O< TOK I it 15. 1840 AO. »». i.j_ - xi u f c i . b.w rjw vjwcyxayztt i TIlC Relllllied Pastor. *,o,n v*cw> nn,l 0,1 *Gc morning of the 'themselves together for family worship.— from nine o’clock in the morning to three 'Aint I a man now. Miss Tabitha, I ’d only, however, who knew the former level- twenty-second of the same month he look- Ho was told that twenty missionaries might I in the nOcrnoon; and from live to nine in like to know ,’ said Jotliam , rising with ness o f the spot. Ct will be recollected By many ol otn renders, that (,d ,|p0„ ,bc s|,((1.es of England—on the find employment there. the eveninu. There were twelve hundred spirit and putting his hat on his head, ‘ I f The Lieutenant, who had c ritic a lly the Kcv. Mr. Vomroy, Tastor ot the livst ( j following day ho landed. He wished to; Mr. l’omroy enumerated the places of | persons composing the convention, about I aint a man now. and a whole hog o f a watched the manoeuvring of the men, grognltonnl Church ol Bangor, lelt his people see ns much of the land of our fathers as interest ho visited in the Holy Land.— nine hundred of whom were clergymen, one too, I think it darned strange.’ congratulated the Orderly on the perfec- sonic sixteen months Since, for an European possible— a land that should lie dear to ! Sidon, Sarepta, Tyre. -
The Multi-Principal OS Construction of the Gazelle Web Browser
The Multi-Principal OS Construction of the Gazelle Web Browser Helen J. Wang, Chris Grier, Alex Moshchuk, Sam King, Piali Choudhury, Herman Venter Browser as an application platform • Single stop for many computing needs – banking, shopping, office tasks, social networks, entertainment • Static document browsing rich programs – obtained from mutually distrusting origins – same-origin policy: a browser is a multi-principal platform where web sites are principals • Browser = prime target of today’s attackers Your valuables are online! • Existing browser security mentality: – valuables on local machine – protect local machine from the web Browser OS • This work’s mentality: – valuables online – must also protect web site principals from one another Browser OS Browser design requires OS thinking • Cross-principal protection is an essential function of an operating system • Fundamental flaw with existing browser designs: – OS logic is intermingled with application-specific content processing – consequences: HTML • unreliable cross-principal protection JS engine parsing • many vulnerabilities DOM same-origin rendering protection Persistent network state access browser Gazelle • An OS exclusively manages: HTML JS engine – protection across principals parsing DOM – resource allocation same-origin – resource access control rendering protection Persistent network state access • Our approach for designing Gazelle: Browser kernel – take all OS functionality out of content processing logic – put it into a small, simple browser kernel Gazelle • Build -
Being a Michael Jackson Pilgrim: Dedicated to a Never-Ending Journey
UNIVERSITY OF GRONINGEN Being a Michael Jackson Pilgrim: dedicated to a never-ending journey S2054620 9/15/2015 Fardo Ine Eringa Master thesis Religion and the Public Domain, Faculty of Religious Studies First supervisor: dr. Mathilde van Dijk Second supervisor: dr. Kristin McGee “Heal the world Make it a better place For you and for me And the entire human race There are people dying If you care enough for the living Make a better place For you and for me.” ‘Heal The World’, Michael Jackson (1991) ACKNOWLEDGEMENTS This research has been made possible through invaluable input and support by several individuals. I would like to express my gratitude to all those who have guided me through the writing process of this thesis. First of all, I would like to thank Mathilde van Dijk, who has supported and motivated me both with her broad knowledge in the field of pilgrimage research and with her enthusiasm. During the writing process dr. Van Dijk helped me to structure my study and supported me with extensive feedback. I very much enjoyed our collaboration and it is our personal meetings and dr. Van Dijk’s thorough feedback that have made this study to the best possible outcome. I would also like to thank Kristin McGee, who has been a wonderful second supervisor and has provided me with helpful information in the field of popular culture. Moreover, dr. McGee has provided me with valid feedback both regarding the content of my study and my English. Furthermore, I would like to thank my family for the many brainstorm sessions and their assistance through personal feedback and support during the finalizing of this research. -
Gibraltar: Exposing Hardware Devices to Web Pages Using AJAX
Gibraltar: Exposing Hardware Devices to Web Pages Using AJAX Kaisen Lin David Chu James Mickens Jian Qiu UC San Diego Li Zhuang Feng Zhao National University of Singapore Microsoft Research Abstract tion language (e.g, the Win32 API for Windows machines, Gibraltar is a new framework for exposing hardware devices or Java for Android). Both choices limit the portability of to web pages. Gibraltar’s fundamental insight is that Java- the resulting applications. Furthermore, moving to native Script’s AJAX facility can be used as a hardware access pro- code eliminates a key benefit of the web delivery model— tocol. Instead of relying on the browser to mediate device in- applications need not be installed, but merely navigated to. teractions, Gibraltar sandboxes the browser and uses a small device server to handle hardware requests. The server uses 1.1 A Partial Solution native code to interact with devices, and it exports a stan- To remedy these problems, the new HTML5 specifica- dard web server interface on the localhost. To access hard- tion [10] introduces several ways for JavaScript to access ware, web pages send device commands to the server using hardware. At a high-level, the interfaces expose devices as HTTP requests; the server returns hardware data via HTTP special objects embedded in the JavaScript runtime. For responses. example, the <input> tag [24] can reflect a web cam ob- Using a client-side JavaScript library, we build a simple ject into a page’s JavaScript namespace; the page reads or yet powerful device API atop this HTTP transfer protocol. writes hardware data by manipulating the properties of the The API is particularly useful to developers of mobile web object. -
Understanding Music Past and Present
Understanding Music Past and Present N. Alan Clark, PhD Thomas Heflin, DMA Jeffrey Kluball, EdD Elizabeth Kramer, PhD Understanding Music Past and Present N. Alan Clark, PhD Thomas Heflin, DMA Jeffrey Kluball, EdD Elizabeth Kramer, PhD Dahlonega, GA Understanding Music: Past and Present is licensed under a Creative Commons Attribu- tion-ShareAlike 4.0 International License. This license allows you to remix, tweak, and build upon this work, even commercially, as long as you credit this original source for the creation and license the new creation under identical terms. If you reuse this content elsewhere, in order to comply with the attribution requirements of the license please attribute the original source to the University System of Georgia. NOTE: The above copyright license which University System of Georgia uses for their original content does not extend to or include content which was accessed and incorpo- rated, and which is licensed under various other CC Licenses, such as ND licenses. Nor does it extend to or include any Special Permissions which were granted to us by the rightsholders for our use of their content. Image Disclaimer: All images and figures in this book are believed to be (after a rea- sonable investigation) either public domain or carry a compatible Creative Commons license. If you are the copyright owner of images in this book and you have not authorized the use of your work under these terms, please contact the University of North Georgia Press at [email protected] to have the content removed. ISBN: 978-1-940771-33-5 Produced by: University System of Georgia Published by: University of North Georgia Press Dahlonega, Georgia Cover Design and Layout Design: Corey Parson For more information, please visit http://ung.edu/university-press Or email [email protected] TABLE OF C ONTENTS MUSIC FUNDAMENTALS 1 N. -
Date Company Category Aircraft Location Description 9/25/2014
FAA 333 Exemptions Database This is a CSD research document. For more information, please email [email protected]. Date Company Category Aircraft Location Description 16255 Ventura Blvd., Astraeus Aerial Cinema System Suite 625, Encino, CA 9/25/2014 Astraeus Aerial Photo/Film V.3CS UAS 91436 Closed-set filming. HexaCrafter HC-1100, Aeronavics SkyJib 8 Heavy Lifter, Aerial MOB Discovery Pro Light Lifter, Aerial MOB 4166 Sturgeon Court, 9/25/2014 Aerial MOB Photo/Film Halo 8 Heavy Lifter1, DJI Phantom 2 San Diego, CA 92130 Closed-set filming. (Amended 2/3/15 and 4/30/15) PV- 14817, PVHL1, PV- 14817 PV- 16238 Raymer St Van HL2, DJI Phantom 2, DJI Phantom 3, Nuys, CA91406 United 9/25/2014 Pictorvision Photo/Film PV-HL 3 States Closed-set filming. (Amended 2/2/15 and 6/24/15) HeliVideo HVP- 14301 MultiRotor, Rotorcraft 13513 Briar Hollow, 9/25/2014 Productions Photo/Film Model ERX12 Austin, TX 78729 Closed-set filming. (Amended 4/29/15) Snaproll Media SUAS, Freefly Cinestar 6, Freefly Cinestar 8, DJI Phantom 1, DJI Phantom 2, DJI Phantom 3, DJI Inspire 1, Intuitive 9/25/2014 Snaproll Media Photo/Film Aerial Aerigon IA3 Nashville, Tennessee Closed-set filming. (Amended 7/23/15) RC Pro Coaxial Quad Multirotor VAO1, Productions Coaxial Quad Multirotor VAO21, Consulting, dba VA03, VA04 Quadcopter, VA07 9/25/2014 Vortex Aerial Photo/Film Hexacopter Los Angeles, California Closed-set filming. (Amended 4/29/15) 3100 Donald Douglas Manufacturer, Loop North, CA 90405 10/10/2014 Flying Cam Photo/Film Flying-Cam 3.0 SARAH Santa Monica, USA Closed-set filming. -
THE WESTFIELD LEADER O the Leading and Most Widely Circulated Weekly Newspaper in Union County O
THE WESTFIELD LEADER o The Leading and Most Widely Circulated Weekly Newspaper In Union County o IISI'S MUJQ2O Scvund Class PoMutic l»aii) Pui>ll>hed D YEAR, NO. 27 WESTFIELD, NEW JERSEY, THURSDAY, FEBRUARY 4, 1982 Every Thur«l«y at WcsHicltl. N. J. 20 Pagl'S-25 o MUIU. _, H- pqirt ^ DNUJ w Program Alternative Donald Bagger Candidate For Youthful Offenders "A constructive alter- of Education. Det. Sgt.of value and respect for the native," Moore is the coordinator of property of others." Moore For School Board Seat "A program long over- the program. will approve completed due." Juveniles between the assignments also. Donald H. Bagger of 1049 East Broad Bagger's previous services to These are the comments ages of 13 and 17 who are Parental approval must St. made known loday his candidacy for Westfield include two successive terms of Det. Bernard Tracy and residents of Westfield and be obtained for juvenile the Westfield Board of Education. Three on the Town Council, membership on the Det. Sgt. Wesley Moore of who are apprehended for participation. Arrested members to serve three-year terms on elected Charter Commission and tfie juvenile bureau of the vandalism, malicious teenagers whose parents the nine-person board will be chosen by mayoral appointments to the Local Westfield Police Depart- mischief, property choose nol to have them local voters at the April 6 school district Assistance Board and the Recreation ment as they describe a damage, involvements join the project will have election. Commission. recently initiated pro- with alcohol and small juvenile complaints filed gram, Westfield Youth amounts of marijuana and against them.