![Tim Callan ](/uploads/people-images/_370xAUTO_fit_center-center_none/Tim-Callan.png)
Tim Callan has over two decades of experience as a strategic marketing and product leader for successful B2B software and SaaS companies, with 15 years of experience in the SSL and PKI technology spaces. Tim leads initiatives to optimize the customer journey across all aspects of the business, and also champions Sectigo's efforts to conform with industry and regulatory requirements including browser root programs, WebTrust, CA/Browser Forum, and more. Tim is instrumental in driving initiatives to improve certificate agility and successful issuance.
Recent posts from Tim Callan
Webinar
Entrust distrust: now what?
Jul 31, 2024
Google has announced that from November 1 , 2024 the Chrome browser will distrust newly issued public Entrust SSL certificates.
Podcast
Root Causes 405: What Is an Adversarial Self-replicating Prompt?
Jul 19, 2024
In this episode we explain what an adversarial, self-replicating prompt, otherwise known as a prompt worm.
Webinar
Entrust distrusted
Jul 16, 2024
It’s been a turbulent few weeks for Entrust customers, following the Google announcement to revoke trust in all of Entrust’s issued public SSL certs.
Podcast
Root Causes 404: SCOTUS Ruling Will Change IT Security Regulation
Jul 16, 2024
The US Supreme Court has struck down the Chevron Deferment, which stands to weaken regulatory agency power over technology. We explore the consequences.
Podcast
Root Causes 403: NIST PQC Contest Round 4 and Onramp with Dustin Moody
Jul 12, 2024
We are joined again by Dustin Moody, who leads the NIST search for PQC algorithms. We cover going-forward efforts, including Round 4 and the Onramp.
Podcast
Root Causes 402: New Social Engineering Powershell Attack
Jul 09, 2024
A new social engineering exploit instructs victims to enter command line prompts to hack themselves on behalf of the hacker.
Podcast
Root Causes 401: New SSH Remote Code Execution Vulnerability Revealed
Jul 05, 2024
A newly revealed OpenSSH vulnerability can open enterprises to remote code execution. We explain what is happening and what to do about it.
Podcast
Root Causes 400: French Court Orders DNS Poisoning
Jul 02, 2024
To combat piracy of sporting event transmissions, a French court has ordered major tech companies including Google and Cloudflare to poison DNS settings.
Blog Post
What Is the CA/Browser Forum?
Jul 01, 2024
The CA/Browser Forum sets standards for digital certificates, enhancing security and reliability through collaboration among CAs, browsers, and tech firms.