# Tag Info

Problem statement You have a list of messages $(m_1, m_2, \dots, m_n)$, possibly with corresponding tags/descriptions $(t_1, t_2, \dots, t_n)$, that you want to store. You want to protect confidentiality of the messages (but not the tags/descriptions) against an adversary that compromises your storage. You have a single secret passphrase $pw$ at your ...