Network Security Attack

Three classes of attack are commonly found in today’s network environment:

  • Access attacks
  • Reconnaissance attacks
  • Denial of service (DoS) attacks

Access Attacks

An access attack is just what it sounds like: an attempt to access another user account or net-work device through improper means. The four main types of access attacks are

  • Password attacks
  • Trust exploitation
  • Port redirection
  • Man-in-the-middle

Reconnaissance Attacks

The four main subcategories or methods for gathering network data for a reconnaissance attack are

  • Packet sniffers
  • Port scans
  • Ping sweeps
  • Information queries

Denial of Service (DoS) Attacks

DoS attacks are often implemented by a hacker as a means of denying a service that is normally available to a user or organization. The three main types of DoS attacks are

  • Distributed DoS
  • TCP SYN
  • Smurf

network security attack

Mitigating Network Threats

The following actions can be taken to lessen the impact of an attack on a network:

  • Authentication, Authorization, and Accounting (AAA)
  • Cisco access control lists (ACLs)
  • Cisco IOS Secure Management features: SSH, SNMP, Syslog, and NTP
  • Encryption protocols: SSH, IPsec, and SSL
  • Security appliances and applications: Firewall, IPS, and IDS

Copyright ©2010 - 2021 Ciscoforall.com | Privacy Policy

Porno Gratuit Porno Français Adulte XXX Brazzers Porn College Girls Film érotique Hard Porn Inceste Famille Porno Japonais Asiatique Jeunes Filles Porno Latin Brown Femmes Porn Mobile Porn Russe Porn Stars Porno Arabe Turc Porno caché Porno de qualité HD Porno Gratuit Porno Mature de Milf Porno Noir Regarder Porn Relations Lesbiennes Secrétaire de Bureau Porn Sexe en Groupe Sexe Gay Sexe Oral Vidéo Amateur Vidéo Anal