14. What is a digital signature?相关知识点: 试题来源: 解析 数字签名(Digital Signature)是使用特定的加密算法为电子文档或消息创建的一种加密摘要,用于验证消息的完整性以及消息来源的身份。 1. 生成过程: 发送者首先使用某种哈希函数为原始消息生成一个摘要。 然后,使用发送者的私钥加密这个摘要,得到的加密...
Cryptographic digital signatures make use ofasymmetric encryptionkeys, i.e. public keys and their corresponding private keys (a.k.a. secret keys). The private key is used to create a digital signature (in other words, for "signing"), while the public encryption key is used for verifying the...
A hash is a fixed-length string of letters and numbers generated by an algorithm. The digital signature creator's private key is used to encrypt the hash. The encrypted hash -- along with other information, such as thehashingalgorithm -- is the digital signature. The reason for encrypting t...
A digital signature is a type of electronic signature that’s secure and can be authenticated. Digital signatures are important because they're legally enforceable just like a handwritten signature. They're used to sign important documents like mortgage documents. As a result, they're not the sam...
What is a Digital Signature? Bob有公钥和私钥。 Bob的公钥是公开的,任何人都可以得到。但是只有Bob有自己的私钥。公钥和私钥都可以分别用来加密信息,相应地可以用另一把钥匙解密加密后的信息。 例如,上图中Susan用Bob的公钥加密信息后,发给Bob。Bob收到信息后用自己的私钥解密,得到了Susan的信息。其他人即使获取...
解析 In this article digital signature is used to mean a cryptographically based ...Many electronic signatures employ digital signature technology to ensure the ...结果一 题目 what is a digital signature?用英文答 答案参考《数字堡垒》!1 答案 In this article digital signature is used to mean a...
What is a Digital Signature? An introduction to Digital Signatures, by David Youd Bob (Bob's public key) (Bob's private key) Bob has been given two keys. One of Bob's keys is called a Public Key, the other is called a Private Key. ...
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An introduction to Digital Signatures, by David Youd Bob (Bob's private key) (Bob's public key) Bob has been given two keys. One of Bob's keys is called a Public Key, the other is called a Private Key. Susan Doug Pat Anyone can get Bob's Public Key, but Bob keeps his Private...
What is a digital signature and how is it used?Properties of Digital Signature:The digital signature properties include verification of author, date, and time when the signature is applied. It also authenticates the digital document and encrypts the message. The digital signature ensures the ...