El Salvador became the first country to adopt Bitcoin as legal tender on Tuesday but the bold rollout got off to a bumpy start in its first hours after users reported that the government-backed bitcoin app was not immediately adopted by various internet platforms, including Apple and Huawei.

The U.S. Securities and Exchange Commission (SEC) on Wednesday sued the founder of the now-defunct cryptocurrency exchange platform BitConnect for allegedly poaching a staggering $2 billion from retail investors from the United States and abroad. It is believed to be the largest cryptocurrency fraud to be criminally charged.

The inventor of cryptocurrency AriseCoin has been slapped with a five-year federal prison term for leaving investors more than $4 million out of pocket in a fraudulent digital coin scheme, the U.S. Attorney’s Office in the Northern District of Texas bared on Wednesday. 

Japanese cryptocurrency exchange giant Liquid was left nearly $100 million out of pocket after being hit by hackers. It marks the second major theft of cryptocurrencies in recent days following the $600-million heist of Poly Network.

Some of the $600 million stolen by hackers have been returned following the request by the crypto platform from where the theft occurred.

A bitcoin seller is facing up to five years in jail for operating a business without securing a license from the financial crimes watchdog, admitting to be responsible for at least $201,399.00 in losses to victims. 

Malaysian operatives have seized and destroyed more than 1,000 bitcoin rigs for electricity theft. 6 people were arrested and jailed while also being fined $2,000 for the crime.

The Metropolitan Police seized a record-breaking haul of cryptocurrency worth almost £180 million (US$249 million) in London, officials confirmed on Tuesday. It reportedly logs to be one of the largest ever seizures of cryptocurrency worldwide.

A Swedish national wanted by the United States will serve a 15-year prison term after running a cryptocurrency Ponzi scheme, defrauding over 3,500 victims of more than $16 million, the Department of Justice announced on Thursday.

The Bitcoin fortune left behind by Mircea Popescu after his untimely death could be lost forever if no one has access to his digital assets.

South African brothers are now being hunted down after disappearing with close to $3.6 billion worth of bitcoins after the value rose in April. Both are still at large.

The world's largest meat producer reveals how they paid about $11 million to hackers after their operations were severely hampered by a recent hacking.

Elon Musk's SNL debut has caused a sharp dip in Dogecoin cryptocurrency prices.

An apparent cryptocurrency scam has targeted the Twitter accounts of prominent billionaires in the U.S. on Wednesday. Among the hijacked accounts were those belonging to Joe Biden, Bill Gates, Elon Musk, Apple and others.