Here is a tool that tells you whether a site is blocked in Russia.

The Washington Post asks what may be the ultimate question of our times. "Whether the largest social media companies have become so critical to public debate that being banned or blacklisted by them — whether you're an elected official, a dissident, or even just a private citizen who runs afoul of their content policies — amounts to a form of modern-day censorship."

Apple and Google removed an app meant to coordinate protest voting in this weekend's Russian elections from the country on Friday, a blow to the opponents of President Vladimir V. Putin and a display of Silicon Valley's limits when it comes to resisting crackdowns on dissent around the world.

Apple has delayed plans to roll out its child sexual abuse (CSAM) detection technology that it chaotically announced last month, citing feedback from customers and policy groups.

Psiphon Inc's freely available internet censorship circumvention tool has helped nearly 1.4 million Cubans this week gain access to websites, the company said on Friday, after Cuba's government curbed access to popular social media and messaging platforms...

The censorship-circumvention tool — which combines VPN, SSH, and HTTP Proxy tools — has also been used in Iran, China, Belarus, Myanmar, according to recent news reports. Bloomberg notes that the Toronto-based nonprofit Psiphon "has received funding from the Open Technology Fund, a U.S. government nonprofit that aims to support global internet freedom technologies.