Defence Minister Adam Shareef said authorities were monitoring radical websites and social media accounts and would shut down any trying to recruit or influence Maldivians.
"We have been noticing some information on websites and open sources that lead to people becoming more radicalised," Shareef told reporters in Male late Monday.
The Maldives had warned of past efforts by foreign extremists to groom its citizens but had refrained from censoring or blocking online material considered risky.
The cyber crackdown came less than a week after the US issued an updated travel warning for visitors to the Indian Ocean archipelago, urging them to exercise increased caution due to terrorism.
Also Read
"Terrorist groups may conduct attacks with little or no warning", the statement read, including on remote islands where the response time by authorities would be lengthened.
The Maldives are popular for tourists seeking surf, pristine beaches and paradise getaways.
But the islands have been plagued by political turmoil and nascent fears of Islamic extremism in recent years, denting its image as an upmarket honeymoon destination.
But nearly 60 Maldivians are known to have travelled to Syria and Iraq to fight with foreign jihadists, and some are believed to have returned home.
Maldives President Abdulla Yameen warned in 2016 that violent Islamic extremism posed one of the biggest threats to the 340,000 Sunni Muslims living on the popular holiday islands.
Disclaimer: No Business Standard Journalist was involved in creation of this content