What is BlackBox Vault? BlackBox Vault is a secure digital legacy platform that lets you store encrypted letters, videos, audio messages, and files for the people you love, and delivers them automatically if you're ever no longer able to. Most people spend time on wills, life insurance, and estate planning. Very few leave behind the personal things - the letter to their kids they always meant to write, the video for a daughter's wedding they might not attend, the words for a partner that were always too hard to say out loud. BlackBox Vault is built for exactly that. How it works You create an…