Based on content trust • Based on vulnerability • Based on RBAC Main Features （ Cont. ） 7 Vulnerability Scanning • Kinds of scanning policies • Elaborate scanning report Content Trust • Digital signature

a.store(make_shared( …)); ++ -- If this happens first…23 The fundamental problem: The race to zero Thread 1 load(): Thread 2 store(shared_ptr desired): auto cb = ctrl.load(); Need control_block pointer and increment the reference count at the same time, we would avoid the race to zero27 Daniel Anderson -- danielanderson.net Solution #2: The split reference count atomic Anderson -- danielanderson.net Solution #3 Recall the fundamental problem: load(): The race to zero store(shared_ptr desired): auto cb = ctrl.load(); We need to guarantee that cb is not

Counting  countl_zero(): number of consecutive 0 bits starting from most significant bit  countl_one(): number of consecutive 1 bits starting from most significant bit  countr_zero(): number of consecutive

= std::this_thread::sync_wait( std::move(work) ).value(); }9 EXAMPLE: LAUNCHING CONCURRENT WORK Zero allocations here namespace ex = std::execution; int compute_intensive(int); int main() { u