In 1989, Phil Katz introduced the ZIP format, making large computer files easier to store and share

In the late 1980s, sharing computer files was a painstaking process. Phil Katz's 1989 invention, the ZIP file format, ...
IEEE

Key-Policy Attribute-Based Encryption With Switchable Attributes for Fine-Grained Access Control of Encrypted Data

Fine-grained access control systems facilitate granting differential access rights to a set of users and allow flexibility in specifying the access rights of individual users. As an important ...