Sunday, May 25, 2025

The 5 Hidden Risks Of Cyber Mergers & Acquistions - How To Overcome Them

 


Given both the economic and political uncertainty here in the United States largely because of the tariffs, Merger and Acquisition activity has slowed down.  It is by no means as robust as it once was since last year, but here and there it is happening. 

Even in the Cybersecurity world, it is still happening.  While it may sound like all glitz and glamor that one company is buying out another, there is a lot that goes behind the scenes, there is also a lot of risk as well. 

Since there is not a lot written about it, I am going to talk about it here, in this blog.  There are a few of them, so here they are:

1)     The Due Diligence:

Most C-Suite is obsessed with such things as the bottom line, valuation, what the acquisition of new products and services brings to the table, getting a big customer base, etc.  But there are other things to think about here as well.  But when it comes to the digital assets, Due Diligence is a sheer must.  The best way to get started on this is to conduct a Risk Assessment of the company that you are about to acquire, just like you have done for your own digital assets (hopefully).  Apart from finding any vulnerabilities or gaps, you need to assess the following as well:

Ø  Existing security policies, and any that are in the pipeline.

Ø  The history of their compliance.  For example, are they “clean” with regards to the data privacy laws?  If not, what steps are they taking to correct that?

Ø  What is the password policy like?  Are they making use of a Password Manager?

Ø  What are the Identity Access Management (IAM) and Privileged Access Management (PAM) like?  Are they being strictly enforced?

If you do not do a comprehensive check of all of this, you will be held responsible for any security that may occur down the road.

2)     Access Control:

Although this was just described, you must fully ensure that whatever IAM and PAM policies of the company that you are about to buy are fully compatible with what you have.  If not, login credentials can easily get heisted, and if the merger is made public, the Cyberattacker will be on the hunt for this.  Some things that you need to pay attention to include the following very carefully:

Ø  The kinds of usernames and passwords that your new employees have used now, and in the past.

Ø  How often the passwords have been reset.

Ø  After you buy out the company, if they still have access to those same login credentials.

The best thing you can do in this regard is to completely eradicate everything that they have had in the past, but it is still important to see their previous login history and especially take note if they have a rash of unsuccessful login attempts.

3)     IT/Network Infrastructures:

When you buy out that company, you are not just getting the digital assets, but you are also getting their entire IT and Network Infrastructure as well.  Before you just try to merge everything together, you need to determine how much of it is On Prem and how much of it exists in the Cloud.  Once you have determined all of that, you then need to a phased in approach (technically, a sandboxed one) to make sure that it will behave “nicely” with what you already have.  The bottom line is that you need to make sure that once you finally merge everything over, you need to do another full-blown Penetration Test to make sure that there are no new gaps and vulnerabilities that have just popped up.  If they have, then you need to immediately remediate them.

4)     Social Engineering:

Just after the M and an activity has transpired, this is yet another prime time for the Cyberattacker to make their move.  This is where Social Engineering comes into play.  They know that everybody will be at one of their weakest moments at this point in time,  thus they can easily pray on vulnerable emotions.  Before and after,  and even in the long term, you must train both your own and the new employees in the tactics that the Cyberattacker can use in this regard.  You must enhance and increase  the frequency of your security awareness training programs, especially when to comes to Phishing and  Deepfakes.

5)     The Insider Threat:

Just before or after you have merged the two entities together, unfortunately, there could be some layoffs from employees.  This could create some negative feelings obviously, so therefore you will want to address this with the employees who have been let go.  Some ways that you can cushion the blow include are offering a severance package, and even career counseling.  If possible,  try to locate them into a different role after the merger, if at all possible.  Also, there is the threat of intentional data leakages  or data exfiltration, so you will need to make sure that the controls are in place for that as well, and that your IT Security team is on a continual watch for any signs of abnormal or malicious behavior.

My Thoughts on This:

Well, there are some key tips on how you can cut down the risks when you buy out another company.  However, it is also important to keep in mind that Mergers and Acquisitions are not just about the bottom line.  There is also the human factor, and if you treat your new employees with the respect and acknowledgement that they deserve, this will carry you a long way in terms of being Cybersecurity safe.

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