Odaily Planet Daily News According to official sources, the IOTA Foundation announced that the non-profit research center LINKS Foundation has integrated its zero-knowledge selective disclosure credential ZKryptium library into IOTA Identity, which provides users of IOTA Identity, a digital identity framework based on IOTA technology. In addition, the LINKS Foundation has also joined the Identity Working Group, which brings together builders using IOTA Identity to achieve the adoption of self-sovereign identity (SSI).