Key Takeaways Americanfortress introduced ZK-POSP to link 1 wallet’s keys without exposing seed phrases. CEO Michal Pospieszalski noted ZK-POSP makes bridge hacks non-viable by requiring 1:1 user funds. An SDK integration into Metamask will process 1 automated proof in 3 seconds for users. Solving Blockchain’s Multi-Key Privacy Dilemma Researchers at cryptography firm Americanfortress have unveiled a cryptographic technique that solves one of blockchain’s most persistent dilemmas: how to prove that multiple cryptocurrency addresses, identity keys, or compliance badges belong to the same wallet without giving away private seed phrases or exposing financial history to the public. The breakthrough, detailed in …