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Once a hijacked session is established, the attacker can sniff established traffic and carry out actions such as identity theft, information theft, and fraud. The module explains what session hijacking is, why it succeeds, the hijacking process, local packet analysis, session types, OSI-model placement, and distinctions between spoofing and hijacking, including common attack outcomes like MITM and 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does session hijacking allow an attacker to do during an active connection?","Question",{"text":112,"@type":113},"Session hijacking lets an attacker seize control of a valid TCP session between two computers while the session is still in progress.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Why does session hijacking often succeed in practice?",{"text":117,"@type":113},"It succeeds due to factors such as weak or missing controls, including the absence of account lockout for invalid session IDs, allowing attackers to keep trying until a valid session is found.",{"name":119,"@type":110,"acceptedAnswer":120},"What kinds of attacks can session hijacking be used to launch?",{"text":121,"@type":113},"Session hijacking can support man-in-the-middle (MITM) attacks and denial-of-service (DoS) attacks by intercepting or disrupting session communications.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},179096,1789958756,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":39,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},8796095462418,"https://ap-avatar.wpscdn.com/avatar/80000253c1241d02b47?x-image-process=image/resize,m_fixed,w_180,h_180&k=1778826106357471780","# ModuleSession Hijacking\n\nEC-CouncilOfficial Curricula  \nEC-CouncilCEHv13  \n\n| Exam 312-50 Certified Ethical Hacker  \u003Cbr>Ethical Hacking and Countermeasures  \u003Cbr>Session Hijacking  \u003Cbr>Learning Objectives  \u003Cbr>Session hijacking allows attackers to take over an active session by bypassing the authentication  \u003Cbr>process.Thereafter,they can perform any action on the hijacked system.  \u003Cbr>At the end of this module,you will be able to do the following:  \u003Cbr>■ Describe session hijacking concepts  \u003Cbr>■ Perform application-level session hijacking  \u003Cbr>■ Perform network-level session hijacking  \u003Cbr>■ Use different session hijacking tools  \u003Cbr>■  Apply session hijacking countermeasures  \u003Cbr>Ethical Hacking and Countermeasures Copyright Cby EC-Council  \u003Cbr>Module 11 Page 1545  \u003Cbr>All Rights Reserved.Reproduction is Strictly Prohibited.  \u003Cbr>文   |\n| --- |\n\n\n| EC-Council CEH\"  \u003Cbr>2 Module 11|Session Hijacking  \u003Cbr>Learning Objectives  \u003Cbr>Summarize Session  \u003Cbr>Explain Network-Level Session  \u003Cbr>Hijacking  \u003Cbr>Hijacking Concepts  \u003Cbr>Explain Application-Level  \u003Cbr>Explain Session Hijacking  \u003Cbr>Session Hijacking  \u003Cbr>Countermeasures  \u003Cbr>Copyright o EC-Council.AI Fghts Peserved.Reproductionis SrictlyProhibited.Form ore information,vist ecouncilorg   |\n| --- |\n\n# Session Hijacking Concepts                  \n\nFamiliarization with basic concepts related to session hijacking is important to attain acomprehensive understanding.This section explains what session hijacking is as well as thereasons why session hijacking succeeds.It also discusses the session hijacking process,packetanalysis of a local session hijack,types of session hijacking,session hijacking in an Open SystemsInterconnection(OSI)model,and differences between spoofing and hijacking.  \nModule 11 Page 1546  \n\n| Exam 312-50 Certified Ethical Hacker  \u003Cbr>Ethical Hacking and Countermeasures  \u003Cbr>Session Hijacking   |  |\n| --- | --- |\n| 4 Module 11|Session Hijacking  \u003Cbr>CEH”  \u003Cbr>EC-Council  \u003Cbr>What is Session Hijacking?  \u003Cbr>Credential Transmission  \u003Cbr>Credential Confirmation  \u003Cbr>·  Session hijacking refers to an attack in which an attacker seizes  \u003Cbr>Session Setup  \u003Cbr>control of a valid TCP communication session between two  \u003Cbr>Session Setup  \u003Cbr>computers  \u003Cbr>Data Request  \u003Cbr>Data Transmission  \u003Cbr>·As most authentications only occur at the start of a TCP  \u003Cbr>Web Server  \u003Cbr>Victim  \u003Cbr>Data Transmission  \u003Cbr>session,this allows the attacker to gain access to a machine  \u003Cbr>Data Transmission  \u003Cbr>·Attackers can sniff all the traffic from the established TCP sessions  \u003Cbr>Sniffed  \u003Cbr>and perform identity theft,information theft,fraud,etc.  \u003Cbr>Traffic  \u003Cbr>Data Request  \u003Cbr>·  The attacker steals a valid session ID and uses it to authenticate  \u003Cbr>himself with the server  \u003Cbr>Data Transmission  \u003Cbr>R  \u003Cbr>Attacker  \u003Cbr>Copyright o EC-Council.AI Fghts Peserved.Reproductionis SrictlyProhibited.Form ore information,vist ecouncilorg   |  |\n| What is Session Hijacking?  \u003Cbr>A web server sends a session identification token or key to a web client after successful  \u003Cbr>authentication.These session tokens differentiate multiple sessions that the server establishes  \u003Cbr>with clients.Web servers use various mechanisms to generate random tokens and controls to  \u003Cbr>secure the tokens during transmission.  \u003Cbr>Session hijacking is an attack in which an attacker takes over a valid Transmission Control  \u003Cbr>Protocol(TCP)communication session between two computers.Because most types of  \u003Cbr>authentication are performed only at the start of a TCP session,an attacker can gain access to a  \u003Cbr>machine while a session is in progress.Attackers can sniff all the traffic from established TCP  \u003Cbr>sessions and perform identity theft,information theft,fraud,etc.  \u003Cbr>A session hijacking attack exploits a session-token generation mechanism or token security  \u003Cbr>controls so that the attacker can establish an unauthorized connection with a target server.The  \u003Cbr>attacker can guess or steal a va","cbCaibbpJzeF1xoU","https://ap.wps.com/l/cbCaibbpJzeF1xoU","pdf",41926643,78,"English","# Learning Objectives\n# Session Hijacking Concepts\n## What is Session Hijacking?\n## Why is Session Hijacking Successful?","[{\"question\":\"What does session hijacking allow an attacker to do during an active connection?\",\"answer\":\"Session hijacking lets an attacker seize control of a valid TCP session between two computers while the session is still in progress.\"},{\"question\":\"Why does session hijacking often succeed in practice?\",\"answer\":\"It succeeds due to factors such as weak or missing controls, including the absence of account lockout for invalid session IDs, allowing attackers to keep trying until a valid session is found.\"},{\"question\":\"What kinds of attacks can session hijacking be used to launch?\",\"answer\":\"Session hijacking can support man-in-the-middle (MITM) attacks and denial-of-service (DoS) attacks by intercepting or disrupting session communications.\"}]","Session Hijacking - Learning Objectives and Concepts | PDF",1788335428,197]