Around $22.6m were spent on the security of Mark Zuckerberg in 2018.
Zuckerberg also received $2.6 million for use of private jets, part of his overall security programme.
$20 million went for the security of Zuckerberg and his family from about $9 million in 2017.
Facebook in the past few years faced allegations of spreading disinformation and political propaganda online and data breaches.
It includes Russia’s alleged meddling in the 2016 US presidential election and obtaining personal data of millions of Facebook users.
Facebook founder Zuckerberg got a base salary of $1 for the past three years.