Enter, Exit, Page Fault, Leak: Testing Isolation Boundaries for Microarchitectural Leaks

CPUs provide isolation mechanisms like virtualization and privilege levels to protect software. Yet these focus on architectural isolation while typically overlooking microarchitectural side channels, exemplified by Meltdown and Foreshadow. Software must therefore supplement architectural defense...

VM Loses Connection During Snapshot Removal

Challenge During the snapshot removal step of a Veeam Backup & Replication task, the source vSphere VM loses connectivity temporarily. Cause Veeam does not remove the snapshot itself; Veeam sends an API call to the vSphere environment to have the action performed. The snapshot removal process...