ISO 22739这一国际标准将区块链定义为“用密码学技术将共识确认的区块按顺序追加形成的分布式账本。”简单来说,就是存储数据的区块通过哈希加密这一密码学技术首尾相连,形成块链式数据结构。每个区块中存有具体的交易数据和时间戳。得益于这一独特的块链式数据结构,区块链上的数据难以篡改、全程可溯。基于以上技...【阅读全文】
Virtualization remains one of the hottest trends in business IT. Gartner reports that over half of all server workloads are now virtualized. Whether your organization has already invested heavily in the cloud or is considering a first-time migration, it can be critical to consider the role of a hypervisor in your overall experience.【阅读全文】