Ask the Experts

Ask the Experts

Web security tools and best practices

• How did WhatsApp vulnerabilities get around encryption?

  WhatsApp vulnerabilities can enable hackers to bypass end-to-end encryption and spoof messages. Expert Michael Cobb explains how these attacks work and how to prevent them.  Continue Reading

• How does TLS 1.3 differ from TLS 1.2?

  Compared to TLS 1.2, TLS 1.3 saw improvements in security, performance and privacy. Learn how TLS 1.3 eliminated vulnerabilities using cryptographic algorithms.  Continue Reading

• What are the security risks of third-party app stores?

  Unlike most apps developed in app stores, users can download Fortnite from Epic Games' website. Expert Michael Cobb explains the security risks of third-party app stores.  Continue Reading

• How was Kea DHCP v1.4.0 affected by a security advisory?

  Kea, an open source DHCP server, was issued a medium security advisory for a flaw that causes memory leakage in version 1.4.0. Discover the workarounds with Judith Myerson.  Continue Reading

• How does a WDC vulnerability put hardcoded passwords at risk?

  Several vulnerabilities were found in Western Digital's My Cloud, including one that affects the default hardcoded password. Learn how to avoid such risks with expert Nick Lewis.  Continue Reading

• How can a 13-year-old configuration flaw affect SAP systems?

  Cybersecurity vendor Onapsis found a 13-year-old flaw that affects nine out of 10 SAP NetWeaver systems. Learn how the flaw affects SAP systems with expert Judith Myerson.  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

• How did a Navarino Infinity flaw expose unauthenticated scripts?

  Navarino Infinity, a satellite communication system, found and fixed a flaw that exposed an unauthenticated script. Discover what threats this flaw enabled with Judith Myerson.  Continue Reading

• How can cryptojacking attacks in Chrome be stopped?

  Google instituted an aggressive ban on all cryptomining extensions for Chrome after cryptojacking attacks started to become more common. Learn how the ban works with Michael Cobb.  Continue Reading

• How did an old, unpatched Firefox bug expose master passwords?

  A Firefox bug went undetected for nine years. Expert Michael Cobb explains how it enabled attackers to access the browser's master password and what's being done to mitigate it.  Continue Reading

• Microsoft CredSSP: How was it exploited by CVE-2018-0886?

  The CVE-2018-0886 vulnerability found within Microsoft's CredSSP was recently patched. Discover what this vulnerability is and how it affects the CredSSP protocol with Judith Myerson.  Continue Reading

• How can a text editor plug-in enable privilege escalation?

  Developers use text editors to enhance efficiency in the workplace even though they require vulnerable third-party plug-ins. Discover these vulnerabilities with Judith Myerson.  Continue Reading

• How are air-gapped computers put at risk by the Mosquito attack?

  Researchers recently discovered Mosquito -- an air-gapped attack that bites computers to put air-gapped networks at risk. Discover the logistics of this technique with Judith Myerson.  Continue Reading

• How did the Panera Bread website expose customers?

  Panera Bread website users were put at risk after a security researcher discovered a vulnerability relating to a lack of authentication for their publicly available API endpoint.  Continue Reading

• How can domain generation algorithms be used to bypass ad blockers?

  An ad network used domain generation algorithms to bypass ad blockers and launch cryptomining malware. Expert Michael Cobb explains how and the best way to prevent these attacks.  Continue Reading