On Monday, December 5, technology companies Facebook, Microsoft, Twitter and YouTube published that they’ve decided to join forces against terrorist propaganda on the internet with the aim to identify more quickly such types of propaganda and to stop its spreading through the network starting from the beginning of 2017. Namely, with the help of a shared database of hashes – unique “digital fingerprints”, i.e. characteristic components, that will be established with this new programme, videos or images that the companies could remove will be automatically identified. The companies will exchange characteristic components of “the most extreme and egregious terrorist images and videos” and they will automatically be able to verify whether the controversial content is present on their platforms and whether it violates their principles. No me-
ssages will be withdrawn or blocked automatically; each company will independently assess whether the identified content violates its rules. By sharing this information with each other, we may use the shared hashes to help identify potential terrorist content on..