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Senior Biden administration officials last Friday warned critical infrastructure entities in the U.S. to up their cybersecurity game as Russian military activity along Ukraine’s borders further heated up, although these officials cautioned that there is no evidence that Russia is targeting the U.S. for cyber-attacks. Efforts to bolster homeland cyber defenses began before last Thanksgiving and have focused on government outreach to owners and operators of critical infrastructure, including “unprecedented and extraordinary lengths to share sensitive information, and most importantly,…
