Bob Cromwell is a consultant and author specializing in UNIX/Linux, networking, and cybersecurity. Much of security comes from carefully designing, carrying out, and documenting system configuration and operation, so the areas of his work overlap.
He has been a consultant and instructor for Learning Tree for over fifteen years. Consulting clients have included Cummins Engine Company, a U.S. Department of Defense contractor, an Amazon subsidiary, a Russian hospital, and the annual SIGGRAPH conference. His newest client is the Folger Shakespeare Library in Washington, D.C. He is also on the board of advisors to a cloud storage start-up.
Bob is the Technical Editor of Learning Tree’s System and Network Security Introduction, and he has authored five courses including Cloud Security Essentials and Linux Administration and Support.
Bob has a Ph.D. in Electrical Engineering from Purdue University, and does a limited amount of consulting for a research lab on the campus. He also holds both Security+ and CISSP certifications.
To contact Bob, visit http://cromwell-intl.com.
Which Linux Training is Best for Programmers and Server Administrators?
jan 8,
2019
In this blog I started explaining Learning Tree’s array of Linux training courses. I divided them into courses that prepare you for certification exams, versus those that teach you to use and manage the Linux environment. I explained the CompTIA, Microsoft, and Red Hat certification test-prep courses. Now let’s look at the courses that teach […]
Which Linux Training Should I Select?
nov 21,
2018
Linux skills are crucial today. The Linux Foundation has found that, “as of 2017, the Linux operating system runs 90 percent of the public cloud workload.” However, running a server means getting down into the details. The Linux command line is an alphabet soup of terse commands. It really does become intuitive at some point. […]
What Cybersecurity Threats Do We Face In The Cloud?
okt 31,
2018
Last week I wrote that compliance and complacency are major challenges in the cloud. Yes, defensive technology is the same. However, the cloud poses some specific threats. Multitenancy Multitenancy scares people the most. You share cloud infrastructure with other customers. Your cloud services are running on virtual machines. Those VMs run on shared hardware. You […]
cloud governance,
cloud sprawl,
compliance,
FedRAMP,
FISMA,
GDPR,
GLBA,
HIPAA,
hypervisor,
multitenancy,
NIST,
PCI,
PCI DSS,
shadow IT,
SOX,
speculative execution,
virtualization
What Are The Cybersecurity Challenges Associated With Cloud Computing?
okt 22,
2018
Several times recently, people have asked for suggestions or warnings I might have about cloud security. What cybersecurity threats should they worry about in the cloud? I’ll share with you what I told them: Compliance and complacency No, those aren’t high-tech attack techniques used by elite super-hackers. However, they will cause trouble for you. Let […]
How To Enter The Cybersecurity Field
okt 15,
2018
During Cybersecurity Awareness Month we hear about how important security is. Do your part! Be careful! It’s important. But additionally, the field offers job opportunities. How can you enter the cybersecurity field? You Need a Multi-Part Foundation Cybersecurity builds on fundamental knowledge and skills. What does it take to harden a server, then a network, […]