Tim Callan

@TimCallan

Senior Fellow at Sectigo. Long time blogger about online security, branding, marketing, and technology.

Woodside, CA
Vrijeme pridruživanja: siječanj 2009.

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  1. 30. ruj 2019.

    Recently at Black Hat and on YouTube a security newcomer has claimed to factor the RSA algorithm. It turns out these feats were accomplished as early as 1999. Join and me as we debunk this rumor and discuss the reality of RSA encryption today.

    Poništi
  2. 19. kol 2019.

    The CA/Browser Forum is voting on a ballot to limit maximum SSL certificate duration to 13 months. Otherwise browsers such as Chrome can simply distrust longer certificates. and I discuss the shorter certificates and how automation can help.

    Poništi
  3. 12. kol 2019.

    Few people know that caller ID numbers are completely self-reported, enabling the plague of robocalling scams we experience today. & I discuss telephony and other systems suffering from this problem, their vulnerabilities, & what can be done.

    Poništi
  4. 6. kol 2019.

    Recently we've seen major news items in some of the common Root Causes themes. and I discuss new whopping breach fines from GDPR and the FTC, what happens when an entire country has its PII stolen, and phishing sites with SSL.

    Poništi
  5. 30. srp 2019.

    The Kazakhstan government is forcing citizens to trust its own root, enabling persecution of dissidents, journalists & human rights advocates. Learn the long history of this weaponization of PKI, its effects & the how the browser community could fight it

    Poništi
  6. 18. srp 2019.

    Germany has published a draft of its latest guidelines for safe browsers, including requirements for how SSL certificates and treated. and I discuss these requirements and their potential impact on Germany, other governments, and industry.

    Poništi
  7. 13. srp 2019.

    The White House is the latest government entity seeking to defeat encryption technology through back door access. & I explain why this is unworkable & would endanger all our confidential online business and personal services

    Poništi
  8. 2. srp 2019.

    Cryptography requires entropy, genuinely unpredictable values. But random numbers are harder to create than you may think. and I discuss the need for random numbers, how companies create them, and the bad things that happen when they fail.

    Poništi
  9. 20. lip 2019.

    The world's energy grids and utilities are increasingly targets for cyber attack, both state-sponsored and otherwise. and I discuss the latest developments, possible consequences of cyber war against energy grids, and what we can do about it.

    Poništi
  10. 7. lip 2019.

    Recent ransomware attacks against US cities are enabled by stolen US cyber weapon EternalBlue. Join my co-host and me as we explain this attack, its similarities to earlier incidents, and the whole syndrome of government-sponsored cyber war.

    Poništi
  11. 5. lip 2019.

    The state of Texas is leading the way with new legislation requiring cyber protections for its energy grid. In the latest Root Causes episode and I explain this legislation, why it comes now, and its potential impact on the energy industry.

    Poništi
  12. 31. svi 2019.

    NEW Root Causes episode: First American Title Corp had 885 million confidential customer financial documents discoverable on its site. Including the most sensitive information for identity theft, spear phishing, and other exploits.

    Poništi
  13. 29. svi 2019.

    Mozilla is removing a public CA from its trusted root store, rendering these certificates valueless for most uses. and I examine the reasons for this decision, how CA rules are made and maintained, and why this action ultimately is healthy.

    Poništi
  14. 23. svi 2019.

    NEW Root Causes podcast 18: the latest SHA-1 collision attack & SHA-1's inevitable death. How malware defeats firewall AI protections through TLS fingerprinting. A flaw in secure elements on Cisco routers.

    Poništi
  15. 16. svi 2019.

    Sectigo's recent acquisition of Icon Labs expands our capabilities in embedded OEM & device identity. Icon Labs co-founder Alan Grau joins us to explore needs & vulnerabilities for connected devices & the tech that addresses these security requirements.

    Poništi
  16. 15. svi 2019.

    Sectigo sponsors Let's Encrypt's "Oak" Certificate Transparency log. A perfect example of how companies in the same technology space can work together to make their industry better, which is good for vendors, customers, and the entire ecosystem.

    Poništi
  17. 14. svi 2019.

    Root Causes episode 1-16: PKI for DevOps is available. DevOps brings with it new architectures/tools like containerization, Kubernetes, and multi-cloud. Learn PKI's critical role in DevOps and how enterprises can use certificates to keep platforms safe.

    Poništi
  18. 9. svi 2019.

    Today Sectigo acquired Icon Labs to enhance our offerings for embedded OEM and IoT network security.

    Poništi
  19. 7. svi 2019.

    Episode 15 of Root Causes: A PKI and Security Podcast is live. In this episode and I detail the whys and hows of certificate automation for the enterprise. A good primer for anybody seeking to understand this rapidly emerging technology space.

    Poništi
  20. 2. svi 2019.

    Root Causes episode 14 with and me. Recent research reveals millions of consumer IoT devices that lack any authentication or encryption. We discuss IoT-based botnets and how they harm enterprises & consumers, including DDoS, phishing, & more

    Poništi

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