Web-based secure application control:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2015
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| Schlagworte: | |
| Online-Zugang: | kostenfrei Volltext Inhaltsverzeichnis |
| Beschreibung: | Zusammenfassung in dt. Sprache |
| Beschreibung: | 185 S. Ill., graph. Darst. |
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Datensatz im Suchindex
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|---|---|
| adam_text | Contents
1 Introduction 17
1.1 Motivation............................................................ 17
1.2 Thesis Outline and Contributions...................................... 19
1.2.1 Thesis Overview ............................................... 19
1.2.2 Associated Publications ...................................... 21
2 Web Communication and Respective Attacks 23
2.1 Basics of Web Communication........................................... 23
2.2 Authentication .................................................... 23
2.3 Authentication Tracking in the Web.................................... 24
2.4 Control-flow Integrity in Web Applications............................ 25
2.5 Attacks on Web Applications .......................................... 25
2.5.1 Phishing....................................................... 26
2.5.2 Session Hijacking.............................................. 27
2.5.3 Session Fixation............................................... 28
2.5.4 Clickjacking................................................... 31
2.5.5 Cross-site Request Forgery..................................... 33
2.5.6 Exploiting Race Conditions..................................... 34
2.5.7 HTTP Parameter Manipulation.................................... 35
2.5.8 Unsolicited Request Sequences.................................. 36
2.5.9 Forceful Browsing........................................ · · 36
2.5.10 Compromising Use of the “Back” Button.......................... 36
2.5.11 Further Attacks on User Accounts......................... · · 37
3 How Protocols can Meet the Web’s Security Requirements 39
3.1 Connection-oriented and Connectionless Protocols...................... 39
3.2 Connection-oriented Protocols in the Web Stack........................ 41
3.2.1 IPsec........................................................ 41
3.2.2 TCP........................................................... 42
3.2.3 SSL/TLS ..................................................... 43
3.2.4 Wrap-up.................................................. · · 44
3.3 The Unfeasibility of Connection-oriented HTTP . ... ՛................. 45
4 Repelling pre-Authentication Attacks 47
4.1 Motivation............................................................ 47
9
4.2 Exploiting Session Fixation ...................................... 47
4.2.1 Attack Vectors ................................................ 48
4.2.2 Impact and Discussion.......................................... 50
4.2.3 Practical Experiments.......................................... 51
4.3 Server-side Measures Against Session Fixation......................... 54
4.3.1 Code-level Countermeasures..................................... 54
4.3.2 Protection on the Framework Level.............................. 54
4.3.3 Protection via a Reverse Proxy................................. 56
4.3.4 Discussion................................................... 59
4.4 Related Work.......................................................... 60
4.5 Summary .............................................................. 60
4.6 Conclusion........................................................... 61
5 Augmenting Authentication Credentials Against Account Hijacking 63
5.1 Introduction.......................................................... 63
5.2 Augmenting the Password with Transparent Browser Authentication . . 64
5.2.1 Motivation..................................................... 64
5.2.2 The Context of Phishing Attacks................................ 65
5.2.3 PhishSafe...................................................... 69
5.2.4 Implementation................................................. 73
5.2.5 Evaluation..................................................... 76
5.2.6 Summary........................................................ 79
5.3 Augmenting the Session Cookie with User Knowledge to Mitigate Web
Session-based Vulnerabilities......................................... 80
5.3.1 Motivation..................................................... 80
5.3.2 The Root Causes of Web Session-based Attacks................... 81
5.3.3 Session Imagination............................................ 82
5.3.4 Evaluation..................................................... 85
5.3.5 Summary........................................................ 88
5.4 Related Work........................................................ 88
5.4.1 Secure Login .................................................. 88
5.4.2 Secure Sessions................................................ 91
5.5 Conclusion........................................................ 91 6 *
6 A Trusted Path for End-to-End Authentication 93
6.1 Motivation............................................................ 93
6.2 Security Threats to Mobile Web Applications ......................... 94
6.2.1 Threat Classes ................................................ 94
6.2.2 On the Infeasibility of Existing Mitigation Approaches in Mobile
Web Scenarios................................................... 95
6.2.3 Root Cause Analysis............................................ 96
6.3 Mobile Authenticator................................................... 97
6.3.1 Providing a Trusted Path Through an App........................ 98
6.3.2 Components..................................................... 99
10
6.3.3 Initial Enrollment on the Mobile Device ........................ 99
6.3.4 User Login......................................................100
6.3.5 Conducting Authorized Actions...................................100
6.3.6 Unknown Authorized Actions......................................101
6.3.7 Challenge and Response Formats..................................101
6.4 Implementation.........................................................102
6.4.1 Client-side Implementation......................................102
6.4.2 Server-side Implementation .....................................103
6.5 Evaluation........................................................... 104
6.5.1 Security Evaluation.............................................104
6.5.2 Attacking the MobileAuthenticator...............................105
6.5.3 Usability.......................................................106
6.6 Related Work.........................................................107
6.7 Summary ...............................................................107
6.8 Conclusion.............................................................108
7 Adaptive Security Policies for Web Sessions 109
7.1 Motivation...........................................................109
7.2 The Current State of (Secure) Web Session Tracking ...................Ill
7.2.1 Applicable Attacker Models......................................Ill
7.2.2 Web Session Tracking: Attacks Countermeasures.................111
7.2.3 Permissive and Restrictive Session Tracking Policies............113
7.3 Secure Web Session Tracking: How It Should Be....................114
7.3.1 Goal: State-dependent Session Tracking Behavior.................114
7.3.2 Approach: Server-side Push of the Authentication Status.........115
7.3.3 Restriction of Authenticated Cross-domain Communication to Pub-
lic Interfaces.........................................................116
7.3.4 Security Benefits............................................. 117
7.4 Implementation of Client-side Protection.........................117
7.4.1 Detecting Session Status.................................. 118
7.4.2 Protection Features.............................................119
7.5 Evaluation........................................................... 122
7.5.1 Login Detection Quality .................................... 122
7.5.2 Security . .................................................. .124
7.5.3 Functionality of Websites.......................................125
7.6 Related Work...........................................................125
7.7 Summary ............................................................. 126
7.8 Conclusion...........................................................127 8
8 Request Filtering to Preserve Control-flow Integrity 129
8.1 Introduction...........................................................129
8.2 Root Causes for Attacks on Control-flow Integrity......................130
8.3 Survey: Control-flow Integrity Means in Web Application Frameworks . . 131
8.3.1 Probed Web Application Frameworks...............................132
11
8.3.2 Summary.......................................................138
8.4 Enforcing Control-flow Integrity in Web Application Frameworks.......138
8.4.1 Preserving Control-flow Integrity.............................139
8.4.2 Discussion Evaluation.......................................146
8.4.3 Summary.......................................................149
8.5 Providing Ad-hoc Control-flow Integrity for Web Applications.....150
8.5.1 Preserving Control-flow Integrity Ad Hoc......................150
8.5.2 Implementation.............................................. · 154
8.5.3 Evaluation.................................................. 155
8.5.4 Summary................................................... 158
8.6 Related Work..................................... ............. 158
8.6.1 Navigation-restriction Means................................ · 159
8.6.2 State Violation Detection ................................ 159
8.6.3 Client-side Manipulation Detection ......................... 160
8.6.4 Race Conditions............................................. 161
8.6.5 Access Control Mechanisms.....................................161
8.7 Conclusion................................................. 161
9 Conclusion 163
9.1 Summary .............................................................163
9.2 Future Work and Open Problems........................................164
9.3 Outlook..............................................................166
Bibliography 169
12
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| spelling | Braun, Bastian Verfasser aut Web-based secure application control Bastian Braun 2015 185 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Zusammenfassung in dt. Sprache Passau, Univ., Diss., 2015 Computersicherheit (DE-588)4274324-2 gnd rswk-swf Internet (DE-588)4308416-3 gnd rswk-swf Datensicherung (DE-588)4011144-1 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Computersicherheit (DE-588)4274324-2 s Datensicherung (DE-588)4011144-1 s Internet (DE-588)4308416-3 s DE-604 Erscheint auch als Online-Ausgabe urn:nbn:de:bvb:739-opus4-3048 https://opus4.kobv.de/opus4-uni-passau/frontdoor/index/index/docId/304 kostenfrei Volltext https://nbn-resolving.org/urn:nbn:de:bvb:739-opus4-3048 Resolving-System Volltext Digitalisierung UB Passau - ADAM Catalogue Enrichment application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=028130849&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Braun, Bastian Web-based secure application control Computersicherheit (DE-588)4274324-2 gnd Internet (DE-588)4308416-3 gnd Datensicherung (DE-588)4011144-1 gnd |
| subject_GND | (DE-588)4274324-2 (DE-588)4308416-3 (DE-588)4011144-1 (DE-588)4113937-9 |
| title | Web-based secure application control |
| title_auth | Web-based secure application control |
| title_exact_search | Web-based secure application control |
| title_full | Web-based secure application control Bastian Braun |
| title_fullStr | Web-based secure application control Bastian Braun |
| title_full_unstemmed | Web-based secure application control Bastian Braun |
| title_short | Web-based secure application control |
| title_sort | web based secure application control |
| topic | Computersicherheit (DE-588)4274324-2 gnd Internet (DE-588)4308416-3 gnd Datensicherung (DE-588)4011144-1 gnd |
| topic_facet | Computersicherheit Internet Datensicherung Hochschulschrift |
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