Chapter 7. Security Analysis

In the previous chapters, we learned more about protocols and their analysis techniques. In this chapter, we will learn how Wireshark helps us perform a security analysis and try to cover the security aspects in these area application and network by covering these topics:

  • The Heartbleed bug
  • DoS SYN flood/mitigation
  • DoS ICMP flood/mitigation
  • Scanning the network
  • ARP duplicate IP detection (MITM)
  • DrDoS introduction
  • BitTorrent source identification
  • Wireshark endpoints and protocol hierarchy

Heartbleed bug

The Heartbeat protocol (RFC6520) runs on top of the Record layer protocol (the Record layer protocol is defined in SSL).

The Heartbleed bug (CVE-2014-0160) exists in selected OpenSSL versions (1.0.1 to 1.0.1f) that implement the ...

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