When we think about content security in the web3 space, comparisons are naturally drawn between DRMs and NFTs, effectively as different ways of managing rights for digital assets. DRM started out in the music industry protecting artists’ content from being stolen and resold via cryptography keys, then migrating to TV and film as a pivotal revenue protection mechanism, while NFT records are stored on blockchains connecting purchases to purchasers as a means of authenticity. Seldom have we heard the words blockchain and watermarking used in the same sentence, which is why a company called Custos Media Technologies captured our attention during a chance encounter at the recent IBC 2022. Circling back for a post-show briefing with Custos co-founder Fred Lutz,…