Ask the Experts

Ask the Experts

Enterprise network security

• WPA3 protocol: Should enterprises implement the changes?

  The Wi-Fi Alliance released the updated WPA3 protocol, adding security enhancements to the Wi-Fi access process. Learn why enterprises should update with Judith Myerson.  Continue Reading

• VPNFilter malware: How can users protect themselves?

  A new threat named VPNFilter was discovered by cybersecurity researchers after home and office routers were compromised. Learn how this malware works with Judith Myerson.  Continue Reading

• How can attackers exploit a buffer underflow vulnerability?

  A buffer underflow was found to be caused by a vulnerability in strongSwan's open source VPN. Learn how this is possible and how attackers can exploit it with Judith Myerson.  Continue Reading

• What risks does the OpenFlow protocol vulnerability present?

  Researchers found a vulnerability in OpenFlow that can cause problems. Learn how vendor-specific SDN controllers may cause these OpenFlow protocol vulnerabilities.  Continue Reading

• My Cloud EX2: How can this device expose unauthorized data?

  SpiderLabs discovered My Cloud EX2 backup devices exposing unauthorized HTTP requests. Join Judith Myerson as she explains how this happens, as well as the impact on DLNA devices.  Continue Reading

• LG network: How can attackers use preauthenticated commands?

  A vulnerability was found in the LG network involving remote preauthenticated commands. Learn how researchers created a malicious password to show how it issue can be abused.  Continue Reading

• What is missing from the NIST/DHS botnet security report?

  The joint DHS and NIST report on botnet security offers goals and action items to counter distributed cyberthreats. Learn the report recommendations with expert Nick Lewis.  Continue Reading

• UPnP vulnerability: How is the UPnP protocol being misused?

  The UPnP protocol is being misused to distribute malware through home routers. Expert Michael Cobb explains the UPnP vulnerability and how to defend against it.  Continue Reading

• Bouncy Castle keystore: How are files vulnerable to brute force?

  BKS files are being exposed to hash collisions, enabling hackers to use brute force attacks against C# and Java applications. Learn how this occurs and possible solutions with Judith Myerson.  Continue Reading

• What are the implications of DNS over HTTPS for privacy?

  With enterprises testing DNS over HTTPS to encrypt domain name traffic, some fear the potential privacy issues. Discover the challenges and benefits of the new protocol.  Continue Reading

• How was a Cisco firewall vulnerability exploited by threat actors?

  Threat actors exploited a critical Cisco firewall vulnerability that received a CVSS score of 10. Discover how this flaw works and how it was exploited with Judith Myerson.  Continue Reading

• How will the new WPA3 protocol strengthen password security?

  The development of WPA3 helps advance Wi-Fi protocol, as the next generation of Wi-Fi-enabled devices begins to demand more. Expert Michael Cobb explains how it differs from WPA2.  Continue Reading

• IoT botnets: How are new Mirai variants impacting systems?

  An increase of IoT botnets has been seen since the Mirai malware source code was leaked. Learn how the new variants pose to be a serious threat to IoT devices with Michael Cobb.  Continue Reading

• What VPN alternatives should enterprises consider using?

  VPN vulnerabilities in products from popular vendors were recently found to enable serious threats. Discover how detrimental these threats are and alternatives to the use of VPNs.  Continue Reading

• How are logic devices like WAGO PFC200 used by hackers?

  The Department of Homeland Security warned of a vulnerability affecting WAGO PFC200 logic devices. Discover how this flaw enables threat actors with expert Judith Myerson.  Continue Reading