Following the news that Michel Barnier, the chief negotiator on Brexit at the European Commission, has stated that a joint response to security threats will be a key part of the future relationship, cybersecurity expert commented below to highlight the cybersecurity issues because of Brexit.
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Unhindered and unimpeded cybercrime data exchange is indeed crucial both for the UK and EU. Most governmental agencies may require a crystal-clear legal framework to proceed after Brexit, especially when the information involves legally-protected data or cases of criminal prosecution.
However, given the essential role British law enforcement agencies play in the continental fight with cybercrime, I am pretty confident a solution will emerge in a timely manner. In any case, private parties and cybersecurity companies will likely have a safe harbor to cooperate even before formal agreements are inked.