Corey D. Ranslem

Corey D. Ranslem is CEO at International Maritime Security Associates ( With more than 24 years of combined Coast Guard and maritime industry experience, he aims to enhance the way mariners handle security threats and risk management.

Author Archives

New technology in fin stabilizers

When you think of cutting- edge technology, stabilization products typically aren’t the first thing that comes to mind. However, this type of technology has come a long way over the past few years, including game-changing new systems from Quantum Stabilizers.

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GPS Week Number Rollover

Furuno units may need an update or replacement after this phenomenon that happens every 19.6 years.

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3G network shutdowns could affect your yacht

The 3G, or third generation, cellphone network will be shut down this year as a transition to 4G and 5G. AT&T shut down their 3G network on Feb. 22, the…

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Shut Down and Stranded: Pandemic realities for those Who Work at Sea:

Delays, cancellations, restrictions, closures, quarantines, and last-minute changes have become the norm in the past 18 months. For crew, the fallout has been immense.

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Secure at Sea: Solid plan can mitigate cyber-security issues

Secure@Sea: by Corey D. Ranslem Cyber security for the global maritime industry continues to be a concern that most seem to be ignoring. Over the past few weeks, I have…

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Secure at Sea: Is your vessel ready for IMO’s Cyber Security compliance?

Secure@Sea: by Corey D. Ranslem Cyber security threats continue to be one of the top threats facing governments, businesses, and private individuals around the globe with attacks increasing exponentially on…

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Secure at Sea: Remote destinations call for a security plan

Secure@Sea: by Corey D. Ranslem Yachts have an ability unlike almost any other type of vessel in the world to visit some of the most remote and breathtaking locations in…

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Secure at Sea: Coronavirus poses security risk to yachts

Secure@Sea: by Corey D. Ranslem It isn’t typical for a security columnist to write about the outbreak of a virus or disease. However, this column is called Secure@Sea, and understanding…

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Secure at Sea: ‘Swim buddy’ keeps crew safe

Secure@Sea: by Corey D. Ranslem “Swim buddy” is a term that still rattles around in my brain. It was a term we used a lot while I was in the…

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Secure at Sea: AIS fraught with vulnerabilities

Secure@Sea: by Corey D. Ranslem AIS, or automatic identification system, has been around for about 20 years. The International Maritime Organization required the first AIS systems back in 2002 on…

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