Download e-book for iPad: Network Security Assessment: Know Your Network by Chris McNab

By Chris McNab

How safe is your community? the way to discover is to assault it, utilizing an analogous strategies attackers hire to spot and make the most weaknesses. With the 3rd version of this functional publication, you’ll practice network-based penetration trying out in a established demeanour. defense professional Chris McNab demonstrates universal vulnerabilities, and the stairs you could take to spot them on your environment.

System complexity and assault surfaces keep growing. This booklet presents a procedure that will help you mitigate dangers posed in your community. each one bankruptcy features a record summarizing attacker recommendations, in addition to potent countermeasures you should use immediately.

Learn the best way to successfully try approach elements, including:

  • Common providers comparable to SSH, FTP, Kerberos, SNMP, and LDAP
  • Microsoft providers, together with NetBIOS, SMB, RPC, and RDP
  • SMTP, POP3, and IMAP electronic mail services
  • IPsec and PPTP prone that supply safe community access
  • TLS protocols and contours offering delivery security
  • Web server software program, together with Microsoft IIS, Apache, and Nginx
  • Frameworks together with Rails, Django, Microsoft ASP.NET, and PHP
  • Database servers, garage protocols, and allotted key-value stores

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Additional resources for Network Security Assessment: Know Your Network

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8 In 2015, VUPEN ceased operations and its founders launched ZERODIUM. 9 Michael Mimoso, “VUPEN Discloses Details of Patched Firefox Pwn2Own Zero-Day”, Threatpost Blog, May 21, 2014. 10 SPIEGEL Staff, “Oil Espionage: How the NSA and GCHQ Spied on OPEC”, SPIEGEL ONLINE, November 11, 2013. 11 See CVE-2013-0156. 12 See CVE-2013-2028. 13 See CVE-2002-0392. pdf. 15 See CVE-2014-6271. 16 Nicole Perlroth, “Security Experts Expect ‘Shellshock’ Software Bug in Bash to Be Significant”, New York Times, September 25, 2014.

Threat Modeling Attackers target and exploit weakness within system components and features. The taxonomy lets us describe and categorize low-level flaws within each software package but does not tackle larger issues within the environment (such as the integrity of data in-transit, or how cryptographic keys are handled). , hypervisors, software switches, storage nodes, and load balancers), operating systems, server software, client applications, and end users themselves. Figure 3-3 shows the relationship between hardware, software, and wetware components within a typical environment.

Evaluation (level 2) Evaluation is a hands-on cooperative process, involving network scanning, use of penetration testing tools, and the application of specific technical expertise. Red Team (level 3) A red team assessment is a noncooperative external test of the target network, involving penetration testing to simulate an appropriate adversary. Red team assessment involves full qualification of vulnerabilities. This book describes technical vulnerability scanning and penetration testing techniques used within levels 2 and 3 of the IAM framework.

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