The Swiss army has banned the use of WhatsApp, Signal, Telegram, and other foreign encrypted messaging services by army personnel, according to Associated Press reports, and instructed staff to use the Swiss-made Threema app instead. The announcement was made in a letter sent to top army staff in December, citing privacy concerns based on US authorities’ ability to access data.
The original letter reportedly told army chiefs that “no other messaging service will be authorized,” although a spokesperson subsequently seemed to tone down the strength of the decree, describing it to the AP as a “recommendation.”
The primary concern seems to be the ability of authorities in Washington to access data stored by companies that fall under US...
