Network Function Virtualization (NFV) has been emerging as an appealing solution that
transforms complex network functions from dedicated hardware implementations to software …

Role-Based Access Control (RBAC) is the most widely used model for advanced access
control deployed in diverse enterprises of all sizes. RBAC critically depends on defining …

A large-scale cloud data center needs to provide high service reliability and availability with
low failure occurrence probability. However, current large-scale cloud data centers still face …

The Internet of Things (IoT) now permeates our daily lives, providing important measurement
and collection tools to inform our every decision. Millions of sensors and devices are …

The massive redundant data storage and communication in network 4.0 environments have
issues of low integrity, high cost, and easy tampering. To address these issues, in this article …

Windows Azure Storage (WAS) is a cloud storage system that provides customers the ability
to store seemingly limitless amounts of data for any duration of time. WAS customers have …

Distributed storage systems for large clusters typically use replication to provide reliability.
Recently, erasure codes have been used to reduce the large storage overhead of three …

We present the first large-scale analysis of failures in a data center network. Through our
analysis, we seek to answer several fundamental questions: which devices/links are most …

Cloud storage plays an important role in today's cloud ecosystem. Increasingly clients tend
to outsource their data to the cloud. In spite of its copious advantages, integrity has always …

We conducted a cloud outage study (COS) of 32 popular Internet services. We analyzed
1247 headline news and public post-mortem reports that detail 597 unplanned outages that …