I used computers for 3 years now and i think its B
Answer:
Hardware security module.
Explanation:
Hardware security module is a Physical digital device that comes as a plug-in adapter used to secure and manage digital keys and provides crypto processing for strong authentication.
It has an onboard cryptographic keyboard and one or more crypto processors, and can be used on computers and network servers to prevent logical or physical authentication access to unauthorized users. It supports symmetric and asymmetric cryptography.
I'm not a hundred percent sure but maybe silverlight?
I guess the correct answer is concurrency control
Cοncurrеncy cοntrοl is a databasе managеmеnt systеms (DBMS) cοncеpt that is usеd tο addrеss cοnflicts with thе simultanеοus accеssing οr altеring οf data that can οccur with a multi-usеr systеm.
In database systems, the DBMS enforces rules about which user can perform which action when. The rules are known as concurrency control.
