Zama, an open-source cryptography company that helps developers build privacy-preserving applications, has raised $73 million in a Series A funding round.

Multicoin Capital and Protocol Labs, the company behind the decentralized file storage network Filecoin, co-led the round, Zama said Thursday. Other investors in the round included Metaplanet, Blockchange Ventures, Vsquared Ventures and Stake Capital. Angel investors, including Filecoin founder Juan Benet, Solana co-founder Anatoly Yakovenko and Ethereum co-founder and Polkadot co-creator Gavin Wood, also joined the round.

Zama raised the mega round in two tranches during the past two years, co-founder and CEO Rand Hindi told The Block in an interview. It was an equity round and brought Zama's total funding to date to over $80 …