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GRAY BEARD BLOG

SHARING RANDOM THOUGHTS ON TECH

Wireless security

2/18/2023

 
Wireless routers are essential devices that provide internet connectivity to devices via Wi-Fi. However, they can also be a target for cyber attacks, especially if the security controls on the router are not configured properly or if they have vulnerabilities. Here are some common methods used by attackers to bypass security controls on wireless routers:
  1. Default Passwords: Attackers often try to log in to a wireless router using default passwords, which are often easily guessable or readily available on the internet.
  2. Brute-Force Attacks: Attackers use software programs to automate the process of guessing passwords, using common passwords or dictionary words.
  3. Firmware Vulnerabilities: Attackers exploit known vulnerabilities in the firmware of a router, which can be used to bypass security controls and gain access to sensitive information.
  4. Exploiting WPS: Wi-Fi Protected Setup (WPS) is a feature that allows users to easily connect devices to a wireless network. However, it can also be exploited by attackers who use brute-force attacks to guess the WPS PIN and gain access to the network.
  5. Rogue Access Points: Attackers can set up rogue access points that mimic legitimate ones, tricking users into connecting to them and providing sensitive information.
  6. MAC Spoofing: Attackers can change the Media Access Control (MAC) address of their device to match an authorized device on the network, bypassing MAC address filtering security controls.
  7. Packet Sniffing: Attackers can use software to intercept and analyze wireless network traffic, potentially capturing sensitive information.
  8. Denial of Service (DoS) Attacks: Attackers can overwhelm a wireless router with traffic, causing it to crash or become unresponsive, potentially allowing the attacker to bypass security controls and gain access to sensitive information.
To protect against these attacks, users should configure their wireless routers with strong passwords and firmware updates, disable WPS, implement MAC address filtering, and regularly monitor network traffic for suspicious activity. Additionally, users should consider using additional security measures, such as a virtual private network (VPN), to further secure their network and data.

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  • > About
    • Mission | People
    • Capabilities Statement
    • Blog
    • 800 lb Gorilla
    • Press & Events
    • Videos
    • Careers
    • Books & Tools
    • Referral Program
    • Portals > >
      • Client Portal
      • Staff Portal
  • > Assess
    • Framework Audit
    • AI Investigate
    • RED/BLUE TEAM
    • Continuous Testing
    • 365 Tenant Assessment
    • Industrial Controls
    • Digital Evidence
    • Table Top Exercises
  • > Train
    • Talent Acquisition
    • Threat Modeling
    • Virtual and Physcial
  • > Manage
    • Fractional CISO
    • 365 Protect
    • Vendor Risk Management
    • Managed Security Awareness
    • Physical Security
    • Custom Software
    • ContinuityXpert
    • Technology Support
  • > Industry
    • State and Local Gov.
    • Legal and Accounting Firms:
    • Financial Technology
    • Healthcare