Cyber-security M&A – a victim of nationalism and macroeconomics?

Is this just protectionism, or is something else going on? Given that cyber risks are global, it makes sense to continue to encourage multinational M&A activity…:

[…] There are a number of reasons for this but, most crucially, the shift largely reflects the changing geopolitical landscape.These days, global geostrategic alliances are fragile and often in flux, resulting in the balkanisation of national security regimes. Governments working to close the shutters on possible routes into their country’s national security infrastructure have begun to act through the instrumentality of their local regulators by vetting M&A or other corporate transactions that involve the acquisition of or investment in technology in its broadest sense.

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Original article here