John Casaretto

John Casaretto

John has a varied background in the high tech field. Right now, he is the president of BlackCert, a digital certificate company, which he also co-founder.


In addition to starting BlackCert, John started the podcast Build Liberty Radio. He has also worked in various capacities in business development and cybersecurity.

Finally, he has worked as a freelance writer at as well as many other publications like SiliconANGLE, where he is their CyberSecurity Editor.

One of John's most interesting endeavors was working as Digital Operations Director for John McAfee's 2016 presidential bid.

He lives in Colorado.

Selected Writing

Although John's focus is cybersecurity, he writes about all aspects of high tech. Here is a short list of some of the articles he's written for

  • Open-Realty Hosting: learn all about this web-based real estate listing management application and find the right host for it.

  • OpenBiblio Hosting: check out this open-source library management application. It's used by many small libraries around the world.

  • ADO.NET Hosting: an introduction to this database interface for the .NET framework. It also provides information on getting the right host if you are a .NET programmer.

  • PHPESP Hosting: find out about this survey software and what host is best for it.

  • CiviCRM Hosting: get started with this constituent relationship management application for non-profits.

  • SilverStripe Hosting: learn about this relatively small but interesting content management system.

  • XRMS CRM: find out if you should try out this free and open-source customer relationship management application.

  • Mercurial: an introduction to this distributed source control management tool.