Tim Callan Tim Callan South Bend, IN Digital certificate industry veterans Tim Callan and Jason Soroko explore the issues surrounding digital identity, PKI, and cryptographic connections in today's dynamic and evolving computing world. Best practices in digital certificates are continually under pressure from technology trends, new laws and regulations, cryptographic advances, and the evolution of our computing architectures to be more virtual, agile, ubiquitous, and cloud-based. Jason and Tim (and the occasional guest subject matter expert) will help you stay current on developments in this essential technology platform and to understand the whys and wherefores of popular Public Key Infrastructures. Tim Callan’s tracks Root Causes 635: Do We Need to Get Rid of ECC? by Tim Callan published on 2026-06-29T16:29:09Z Root Causes 634: White House Executive Order Accelerates PQC Deployment by Tim Callan published on 2026-06-26T16:08:45Z Root Causes 633: ETSI PQC Conference Wrap Up by Tim Callan published on 2026-06-24T13:36:55Z Root Causes 632: Gartner Risk and Security 2026 Wrap Up by Tim Callan published on 2026-06-22T15:59:25Z Root Causes 631: Did the Bugzilla Bloodbath Change Anything? by Tim Callan published on 2026-06-19T14:10:05Z Root Causes 630: The PQC Physicality Crisis by Tim Callan published on 2026-06-17T17:51:59Z Root Causes 629: Does the Evidence Support Moving PQC Deadlines to 2029? by Tim Callan published on 2026-06-15T17:29:12Z Root Causes 628: PI-DOS (Prompt Injection-based Denial of Service) by Tim Callan published on 2026-06-12T13:31:06Z Root Causes 627: UK vs Apple E2EE Backups by Tim Callan published on 2026-06-10T19:27:40Z Root Causes 626: TLS 1.3 Roadblock by Tim Callan published on 2026-06-08T13:56:09Z
Root Causes 634: White House Executive Order Accelerates PQC Deployment by Tim Callan published on 2026-06-26T16:08:45Z
Root Causes 632: Gartner Risk and Security 2026 Wrap Up by Tim Callan published on 2026-06-22T15:59:25Z
Root Causes 631: Did the Bugzilla Bloodbath Change Anything? by Tim Callan published on 2026-06-19T14:10:05Z
Root Causes 629: Does the Evidence Support Moving PQC Deadlines to 2029? by Tim Callan published on 2026-06-15T17:29:12Z
Root Causes 628: PI-DOS (Prompt Injection-based Denial of Service) by Tim Callan published on 2026-06-12T13:31:06Z
