Weaving the Dark Web: Legitimacy on Freenet, Tor, and I2P
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Uila Supported Apps
Uila Supported Applications and Protocols updated Oct 2020 Application/Protocol Name Full Description 01net.com 01net website, a French high-tech news site. 050 plus is a Japanese embedded smartphone application dedicated to 050 plus audio-conferencing. 0zz0.com 0zz0 is an online solution to store, send and share files 10050.net China Railcom group web portal. This protocol plug-in classifies the http traffic to the host 10086.cn. It also 10086.cn classifies the ssl traffic to the Common Name 10086.cn. 104.com Web site dedicated to job research. 1111.com.tw Website dedicated to job research in Taiwan. 114la.com Chinese web portal operated by YLMF Computer Technology Co. Chinese cloud storing system of the 115 website. It is operated by YLMF 115.com Computer Technology Co. 118114.cn Chinese booking and reservation portal. 11st.co.kr Korean shopping website 11st. It is operated by SK Planet Co. 1337x.org Bittorrent tracker search engine 139mail 139mail is a chinese webmail powered by China Mobile. 15min.lt Lithuanian news portal Chinese web portal 163. It is operated by NetEase, a company which 163.com pioneered the development of Internet in China. 17173.com Website distributing Chinese games. 17u.com Chinese online travel booking website. 20 minutes is a free, daily newspaper available in France, Spain and 20minutes Switzerland. This plugin classifies websites. 24h.com.vn Vietnamese news portal 24ora.com Aruban news portal 24sata.hr Croatian news portal 24SevenOffice 24SevenOffice is a web-based Enterprise resource planning (ERP) systems. 24ur.com Slovenian news portal 2ch.net Japanese adult videos web site 2Shared 2shared is an online space for sharing and storage. -
What Is Peer-To-Peer File Transfer? Bandwidth It Can Use
sharing, with no cap on the amount of commonly used to trade copyrighted music What is Peer-to-Peer file transfer? bandwidth it can use. Thus, a single NSF PC and software. connected to NSF’s LAN with a standard The Recording Industry Association of A peer-to-peer, or “P2P,” file transfer 100Mbps network card could, with KaZaA’s America tracks users of this software and has service allows the user to share computer files default settings, conceivably saturate NSF’s begun initiating lawsuits against individuals through the Internet. Examples of P2P T3 (45Mbps) internet connection. who use P2P systems to steal copyrighted services include KaZaA, Grokster, Gnutella, The KaZaA software assesses the quality of material or to provide copyrighted software to Morpheus, and BearShare. the PC’s internet connection and designates others to download freely. These services are set up to allow users to computers with high-speed connections as search for and download files to their “Supernodes,” meaning that they provide a How does use of these services computers, and to enable users to make files hub between various users, a source of available for others to download from their information about files available on other create security issues at NSF? computers. users’ PCs. This uses much more of the When configuring these services, it is computer’s resources, including bandwidth possible to designate as “shared” not only the and processing capability. How do these services function? one folder KaZaA sets up by default, but also The free version of KaZaA is supported by the entire contents of the user’s computer as Peer to peer file transfer services are highly advertising, which appears on the user well as any NSF network drives to which the decentralized, creating a network of linked interface of the program and also causes pop- user has access, to be searchable and users. -
A Generic Data Exchange System for F2F Networks
The Retroshare project The GXS system Decentralize your app! A Generic Data Exchange System for F2F Networks Cyril Soler C.Soler The GXS System 03 Feb. 2018 1 / 19 The Retroshare project The GXS system Decentralize your app! Outline I Overview of Retroshare I The GXS system I Decentralize your app! C.Soler The GXS System 03 Feb. 2018 2 / 19 The Retroshare project The GXS system Decentralize your app! The Retroshare Project I Mesh computers using signed TLS over TCP/UDP/Tor/I2P; I anonymous end-to-end encrypted FT with swarming; I mail, IRC chat, forums, channels; I available on Mac OS, Linux, Windows, (+ Android). C.Soler The GXS System 03 Feb. 2018 3 / 19 The Retroshare project The GXS system Decentralize your app! The Retroshare Project I Mesh computers using signed TLS over TCP/UDP/Tor/I2P; I anonymous end-to-end encrypted FT with swarming; I mail, IRC chat, forums, channels; I available on Mac OS, Linux, Windows. C.Soler The GXS System 03 Feb. 2018 3 / 19 The Retroshare project The GXS system Decentralize your app! The Retroshare Project I Mesh computers using signed TLS over TCP/UDP/Tor/I2P; I anonymous end-to-end encrypted FT with swarming; I mail, IRC chat, forums, channels; I available on Mac OS, Linux, Windows. C.Soler The GXS System 03 Feb. 2018 3 / 19 The Retroshare project The GXS system Decentralize your app! The Retroshare Project I Mesh computers using signed TLS over TCP/UDP/Tor/I2P; I anonymous end-to-end encrypted FT with swarming; I mail, IRC chat, forums, channels; I available on Mac OS, Linux, Windows. -
Anonymous Rate Limiting with Direct Anonymous Attestation
Anonymous rate limiting with Direct Anonymous Attestation Alex Catarineu Philipp Claßen Cliqz GmbH, Munich Konark Modi Josep M. Pujol 25.09.18 Crypto and Privacy Village 2018 Data is essential to build services 25.09.18 Crypto and Privacy Village 2018 Problems with Data Collection IP UA Timestamp Message Payload Cookie Type 195.202.XX.XX FF.. 2018-07-09 QueryLog [face, facebook.com] Cookie=966347bfd 14:01 1e550 195.202.XX.XX Chrome.. 2018-07-09 Page https://analytics.twitter.com/user/konark Cookie=966347bfd 14:06 modi 1e55040434abe… 195.202.XX.XX Chrome.. 2018-07-09 QueryLog [face, facebook.com] Cookie=966347bfd 14:10 1e55040434abe… 195.202.XX.XX Chrome.. 2018-07-09 Page https://booking.com/hotels/barcelona Cookie=966347bfd 16:15 1e55040434abe… 195.202.XX.XX Chrome.. 2018-07-09 QueryLog [face, facebook.com] Cookie=966347bfd 14:10 1e55040434abe… 195.202.XX.XX FF.. 2018-07-09 Page https://shop.flixbus.de/user/resetting/res Cookie=966347bfd 18:40 et/hi7KTb1Pxa4lXqKMcwLXC0XzN- 1e55040434abe… 47Tt0Q 25.09.18 Crypto and Privacy Village 2018 Anonymous data collection Timestamp Message Type Payload 2018-07-09 14 Querylog [face, facebook.com] 2018-07-09 14 Querylog [boo, booking.com] 2018-07-09 14 Page https://booking.com/hotels/barcelona 2018-07-09 14 Telemetry [‘engagement’: 0 page loads last week, 5023 page loads last month] More details: https://gist.github.com/solso/423a1104a9e3c1e3b8d7c9ca14e885e5 http://josepmpujol.net/public/papers/big_green_tracker.pdf 25.09.18 Crypto and Privacy Village 2018 Motivation: Preventing attacks on anonymous data collection Timestamp Message Type Payload 2018-07-09 14 querylog [book, booking.com] 2018-07-09 14 querylog [fac, facebook.com] … …. -
IPFS and Friends: a Qualitative Comparison of Next Generation Peer-To-Peer Data Networks Erik Daniel and Florian Tschorsch
1 IPFS and Friends: A Qualitative Comparison of Next Generation Peer-to-Peer Data Networks Erik Daniel and Florian Tschorsch Abstract—Decentralized, distributed storage offers a way to types of files [1]. Napster and Gnutella marked the beginning reduce the impact of data silos as often fostered by centralized and were followed by many other P2P networks focusing on cloud storage. While the intentions of this trend are not new, the specialized application areas or novel network structures. For topic gained traction due to technological advancements, most notably blockchain networks. As a consequence, we observe that example, Freenet [2] realizes anonymous storage and retrieval. a new generation of peer-to-peer data networks emerges. In this Chord [3], CAN [4], and Pastry [5] provide protocols to survey paper, we therefore provide a technical overview of the maintain a structured overlay network topology. In particular, next generation data networks. We use select data networks to BitTorrent [6] received a lot of attention from both users and introduce general concepts and to emphasize new developments. the research community. BitTorrent introduced an incentive Specifically, we provide a deeper outline of the Interplanetary File System and a general overview of Swarm, the Hypercore Pro- mechanism to achieve Pareto efficiency, trying to improve tocol, SAFE, Storj, and Arweave. We identify common building network utilization achieving a higher level of robustness. We blocks and provide a qualitative comparison. From the overview, consider networks such as Napster, Gnutella, Freenet, BitTor- we derive future challenges and research goals concerning data rent, and many more as first generation P2P data networks, networks. -
Privacy Enhancing Technologies 2003 an Analysis of Gnunet And
Privacy Enhancing Technologies 2003 An Analysis of GNUnet and the Implications for Anonymous, Censorship-Resistant Networks Dennis Kügler Federal Office for Information Security, Germany [email protected] 1 Anonymous, Censorship-Resistant Networks • Anonymous Peer-to-Peer Networks – Gnutella • Searching is relatively anonymous • Downloading is not anonymous • Censorship-Resistant Networks – Eternity Service • Distributed storage medium • Attack resistant • Anonymous, Censorship-Resistant Networks – Freenet – GNUnet 2 GNUnet: Obfuscated, Distributed Filesystem Content Hash Key: [H(B),H(E (B))] • H(B) – Content encryption: H(B) – Unambiguous filename: H(E (B)) H(B) • Content replication – Caching while delivering – Based on unambiguous filename • Searchability – Keywords 3 GNUnet: Peer-to-Peer MIX Network • Initiating node – Downloads content • Supplying nodes – Store content unencrypted • Intermediary nodes – Forward and cache encrypted content – Plausible deniability due to encryption • Economic model – Based on credit Query A Priority=20 B – Charge for queries c =c -20 B B - – Pay for responses 4 GNUnet Encoding • DBlocks DBlock DBlock ... DBlock – 1KB of the content – Content hash encrypted • IBlocks IBlock ... IBlock – CHKs of 25 DBlocks – Organized as tree – Content hash encrypted IBlock • RBlock – Description of the content – CHK of the root IBlock RBlock – Keyword encrypted 5 The Attacker Model • Attacker – Controls malicious nodes that behave correctly – Prepares dictionary of interesting keywords – Observes queries and -
An Evolving Threat the Deep Web
8 An Evolving Threat The Deep Web Learning Objectives distribute 1. Explain the differences between the deep web and darknets.or 2. Understand how the darknets are accessed. 3. Discuss the hidden wiki and how it is useful to criminals. 4. Understand the anonymity offered by the deep web. 5. Discuss the legal issues associated withpost, use of the deep web and the darknets. The action aimed to stop the sale, distribution and promotion of illegal and harmful items, including weapons and drugs, which were being sold on online ‘dark’ marketplaces. Operation Onymous, coordinated by Europol’s Europeancopy, Cybercrime Centre (EC3), the FBI, the U.S. Immigration and Customs Enforcement (ICE), Homeland Security Investigations (HSI) and Eurojust, resulted in 17 arrests of vendors andnot administrators running these online marketplaces and more than 410 hidden services being taken down. In addition, bitcoins worth approximately USD 1 million, EUR 180,000 Do in cash, drugs, gold and silver were seized. —Europol, 20141 143 Copyright ©2018 by SAGE Publications, Inc. This work may not be reproduced or distributed in any form or by any means without express written permission of the publisher. 144 Cyberspace, Cybersecurity, and Cybercrime THINK ABOUT IT 8.1 Surface Web and Deep Web Google, Facebook, and any website you can What Would You Do? find via traditional search engines (Internet Explorer, Chrome, Firefox, etc.) are all located 1. The deep web offers users an anonym- on the surface web. It is likely that when you ity that the surface web cannot provide. use the Internet for research and/or social What would you do if you knew that purposes you are using the surface web. -
A Transport Layer Abstraction for Peer-To-Peer Networks Ronaldo A
A Transport Layer Abstraction for Peer-to-Peer Networks Ronaldo A. Ferreira, Christian Grothoff and Paul Ruth Department of Computer Sciences Purdue University g frf,grothoff,ruth @cs.purdue.edu http://www.gnu.org/software/GNUnet/ B Abstract— The initially unrestricted host-to-host communica- same peer-to-peer network. In fact, two peers A and may tion model provided by the Internet Protocol has deteriorated want to use differentmodes of communicationon the same link. due to political and technical changes caused by Internet growth. For example, suppose node B is behind a NAT box and cannot While this is not a problem for most client-server applications, peer-to-peer networks frequently struggle with peers that are be reached directly via UDP or TCP. In a system with multiple only partially reachable. We describe how a peer-to-peer frame- transport protocols, A could initiate a connection by sending an B A work can hide diversity and obstacles in the underlying Internet e-mail to B (SMTP) and then have contact via TCP, al- and provide peer-to-peer applications with abstractions that hide lowing A to continue further communication on a bidirectional transport specific details. We present the details of an implemen- TCP connection. tation of a transport service based on SMTP. Small-scale bench- marks are used to compare transport services over UDP, TCP, and We will use GNUnet as our reference peer-to-peer system, SMTP. but it should be clear that the idea of a transport abstraction can be applied to other systems. GNUnet is a peer-to-peer frame- work whose main focus is on security [1], [5]. -
DARK WEB INVESTIGATION GUIDE Contents 1
DARK WEB INVESTIGATION GUIDE Contents 1. Introduction 3 2. Setting up Chrome for Dark Web Access 5 3. Setting up Virtual Machines for Dark Web Access 9 4. Starting Points for Tor Investigations 20 5. Technical Clues for De-Anonymizing Hidden Services 22 5.1 Censys.io SSL Certificates 23 5.2 Searching Shodan for Hidden Services 24 5.3 Checking an IP Address for Tor Usage 24 5.4 Additional Resources 25 6. Conclusion 26 2 Dark Web Investigation Guide 1 1. Introduction 3 Introduction 1 There is a lot of confusion about what the dark web is vs. the deep web. The dark web is part of the Internet that is not accessible through traditional means. It requires that you use a technology like Tor (The Onion Router) or I2P (Invisible Internet Project) in order to access websites, email or other services. The deep web is slightly different. The deep web is made of all the webpages or entire websites that have not been crawled by a search engine. This could be because they are hidden behind paywalls or require a username and password to access. We are going to be setting up access to the dark web with a focus on the Tor network. We are going to accomplish this in two different ways. The first way is to use the Tor Browser to get Google Chrome connected to the the Tor network. This is the less private and secure option, but it is the easiest to set up and use and is sufficient for accessing material on the dark web. -
How to Use Encryption and Privacy Tools to Evade Corporate Espionage
How to use Encryption and Privacy Tools to Evade Corporate Espionage An ICIT White Paper Institute for Critical Infrastructure Technology August 2015 NOTICE: The recommendations contained in this white paper are not intended as standards for federal agencies or the legislative community, nor as replacements for enterprise-wide security strategies, frameworks and technologies. This white paper is written primarily for individuals (i.e. lawyers, CEOs, investment bankers, etc.) who are high risk targets of corporate espionage attacks. The information contained within this briefing is to be used for legal purposes only. ICIT does not condone the application of these strategies for illegal activity. Before using any of these strategies the reader is advised to consult an encryption professional. ICIT shall not be liable for the outcomes of any of the applications used by the reader that are mentioned in this brief. This document is for information purposes only. It is imperative that the reader hires skilled professionals for their cybersecurity needs. The Institute is available to provide encryption and privacy training to protect your organization’s sensitive data. To learn more about this offering, contact information can be found on page 41 of this brief. Not long ago it was speculated that the leading world economic and political powers were engaged in a cyber arms race; that the world is witnessing a cyber resource buildup of Cold War proportions. The implied threat in that assessment is close, but it misses the mark by at least half. The threat is much greater than you can imagine. We have passed the escalation phase and have engaged directly into full confrontation in the cyberwar. -
CS505: Distributed Systems
Cristina Nita-Rotaru CS505: Distributed Systems Lookup services. Chord. CAN. Pastry. Kademlia. Required Reading } I. Stoica, R. Morris, D. Karger, M. F. Kaashoek, H. Balakrishnan, Chord: A Scalable Peer-to-peer Lookup Service for Internet Applications, SIGCOMM 2001. } A Scalable Content-Addressable Network S.a Ratnasamy, P. Francis, M. Handley, R. Karp, S. Shenker, SIGCOMM 2001 } A. Rowstron and P. Druschel. "Pastry: Scalable, decentralized object location and routing for large-scale peer-to-peer systems". IFIP/ACM International Conference on Distributed Systems Platforms (Middleware), 2001 } Kademlia: A Peer-to-peer Information System Based on the XOR Metric. P. Maymounkov and D. Mazieres, IPTPS '02 2 DHTs 1: Lookup services Peer-to-Peer (P2P) Systems } Applications that take advantage of resources (storage, cycles, content, human presence) available at the edges of the Internet. } Characteristics: } System consists of clients connected through Internet and acting as peers } System is designed to work in the presence of variable connectivity } Nodes at the edges of the network have significant autonomy; no centralized control } Nodes are symmetric in function 4 DHTs Benefits of P2P and Applications } High capacity: all clients provide resources (bandwidth, storage space, and computing power). The capacity of the system increases as more nodes become part of the system. } Increased reliability: achieved by replicating data over multiple peers, and by enabling peers to find the data without relying on a centralized index server. } Applications: -
A Framework for Identifying Host-Based Artifacts in Dark Web Investigations
Dakota State University Beadle Scholar Masters Theses & Doctoral Dissertations Fall 11-2020 A Framework for Identifying Host-based Artifacts in Dark Web Investigations Arica Kulm Dakota State University Follow this and additional works at: https://scholar.dsu.edu/theses Part of the Databases and Information Systems Commons, Information Security Commons, and the Systems Architecture Commons Recommended Citation Kulm, Arica, "A Framework for Identifying Host-based Artifacts in Dark Web Investigations" (2020). Masters Theses & Doctoral Dissertations. 357. https://scholar.dsu.edu/theses/357 This Dissertation is brought to you for free and open access by Beadle Scholar. It has been accepted for inclusion in Masters Theses & Doctoral Dissertations by an authorized administrator of Beadle Scholar. For more information, please contact [email protected]. A FRAMEWORK FOR IDENTIFYING HOST-BASED ARTIFACTS IN DARK WEB INVESTIGATIONS A dissertation submitted to Dakota State University in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Cyber Defense November 2020 By Arica Kulm Dissertation Committee: Dr. Ashley Podhradsky Dr. Kevin Streff Dr. Omar El-Gayar Cynthia Hetherington Trevor Jones ii DISSERTATION APPROVAL FORM This dissertation is approved as a credible and independent investigation by a candidate for the Doctor of Philosophy in Cyber Defense degree and is acceptable for meeting the dissertation requirements for this degree. Acceptance of this dissertation does not imply that the conclusions reached by the candidate are necessarily the conclusions of the major department or university. Student Name: Arica Kulm Dissertation Title: A Framework for Identifying Host-based Artifacts in Dark Web Investigations Dissertation Chair: Date: 11/12/20 Committee member: Date: 11/12/2020 Committee member: Date: Committee member: Date: Committee member: Date: iii ACKNOWLEDGMENT First, I would like to thank Dr.