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At least one foreign government is taking an interest in what users are doing on Twitter.

The social media website has begun notifying users that they are being targeted by state-backed hackers trying to access their accounts. Among them was Canadian non-profit Coldhak, which posted a copy of the letter to its Twitter feed on Friday.

"As a precaution, we are alerting you that your Twitter account is one of a small group of accounts that may have been targeted by state-sponsored actors," the letter states. "We believe that these actors ... may have been trying to obtain information such as email address, IP addresses, and/or phone numbers."

Coldhak describes itself as "a nonprofit dedicated to furthering privacy, security and freedom of speech." The group comprises programmers and hackers, one of whom sits on the board of directors for the Manitoba Internet Exchange, and another of whom works on the Tor Project. Tor is an Internet browser with enhanced privacy protections that can also be used for accessing the "dark web," to the consternation of government officials around the world.

Read more on WashingtonExaminer.com