ciphertext

简明释义

英[ˈsaɪfəˌtekst]美[ˈsaɪfərˌtekst]

n. 密文

英英释义

单词用法

同义词

反义词

例句

1.Using a file input and output ciphertext expressly to carry out the test.

用的是文件输入输出明文密文，进行了测试。

2.The receiving application then decrypts the message upon receipt, converting from ciphertext back to plain text.

接着，接收应用程序一接收到消息就对其解密，将它从密文转换回明文。

3.Function could potentially contain any binary character, it is possible to return a ciphertext containing a system delimiter where one did not previously exist.

函数返回的字符串可能包含二进制字符，所以可能返回包含系统定界字符的密文，而这个定界字符之前是不存在的。

4.If the same block is encrypted twice with the same key, the resulting ciphertext blocks are the same.

如果相同的块加密两次使用相同的密钥，由此产生的密文块是相同的。

5.The size of the ciphertext was a constant and independent of the size of the ring.

密文的大小是一个常量，并且与环的大小无关。

6.In order to enable query on ciphertext, date and numeric typed data must be transformed according some rules, and the grouping cipher arithmetic must be changed a little.

为了保证密文数据在不解密的情况下能够被检索出来，日期、数字类型的数据需要按照一定的规则转换成字符，并且加密使用的分组密码算法需要进行一些改造。

7.In order to enable query on ciphertext, date and numeric typed data must be transformed according some rules, and the grouping cipher arithmetic must be changed a little.

为了保证密文数据在不解密的情况下能够被检索出来，日期、数字类型的数据需要按照一定的规则转换成字符，并且加密使用的分组密码算法需要进行一些改造。

8.The hacker managed to decrypt the ciphertext 密文 and access sensitive information.

黑客成功解密了ciphertext 密文，并访问了敏感信息。

9.The ciphertext 密文 was generated using a strong encryption algorithm.

该ciphertext 密文是使用强加密算法生成的。

10.To verify the integrity of the ciphertext 密文, we used a hash function.

为了验证ciphertext 密文的完整性，我们使用了哈希函数。

11.In order to secure communication, we always convert our messages into ciphertext 密文.

为了确保通信安全，我们总是将消息转换为ciphertext 密文。

12.The security team analyzed the ciphertext 密文 for any vulnerabilities.

安全团队分析了ciphertext 密文以寻找任何漏洞。

作文

In the digital age, the security of information has become a paramount concern. One of the most effective ways to protect sensitive data is through encryption, which transforms readable information into an unreadable format known as ciphertext. The process of converting plaintext into ciphertext involves the use of algorithms and keys that ensure only authorized users can access the original data. Understanding what ciphertext is and how it functions is essential for anyone interested in cybersecurity or data protection.Encryption serves multiple purposes, such as maintaining confidentiality, ensuring data integrity, and providing authentication. When data is encrypted, it is converted from its original form, referred to as plaintext, into ciphertext. This transformation makes it nearly impossible for unauthorized individuals to decipher the information without the correct key. For example, when you send a message over the internet, your device can encrypt that message into ciphertext, ensuring that even if it is intercepted, it remains secure and unreadable.The importance of ciphertext cannot be overstated. In various fields, including finance, healthcare, and personal communication, protecting sensitive information is crucial. Cybercriminals often target unencrypted data, making it essential for organizations to implement robust encryption methods to safeguard their information. The use of ciphertext helps to mitigate risks associated with data breaches and unauthorized access, ultimately preserving the privacy of individuals and organizations alike.Moreover, the concept of ciphertext extends beyond mere data protection. It also plays a vital role in the realm of digital signatures and secure communications. When a document is signed digitally, the signature itself is often encrypted into ciphertext, ensuring that any alterations can be easily detected. This not only verifies the authenticity of the document but also confirms that it has not been tampered with during transmission.Despite its advantages, the use of ciphertext is not without challenges. As technology evolves, so do the techniques employed by cybercriminals. This necessitates the continuous development of more advanced encryption methods to ensure that ciphertext remains secure against emerging threats. Additionally, the management of encryption keys is critical; if a key is lost or compromised, the ciphertext can become irretrievable, posing a significant risk to data accessibility.In conclusion, ciphertext is a fundamental component of modern data security practices. Its role in protecting sensitive information cannot be underestimated, as it provides a layer of security that is crucial in today's interconnected world. As we continue to rely on digital communication and storage, understanding the significance of ciphertext and the principles of encryption will empower individuals and organizations to better protect their data. Embracing these technologies not only enhances security but also fosters trust in digital transactions and communications, paving the way for a safer online environment.

在数字时代，信息安全已成为一个至关重要的问题。保护敏感数据的最有效方法之一是通过加密，将可读信息转换为一种不可读的格式，称为密文。将明文转换为密文的过程涉及使用算法和密钥，以确保只有授权用户可以访问原始数据。理解密文是什么以及它是如何运作的，对于任何对网络安全或数据保护感兴趣的人来说都是至关重要的。加密有多种目的，例如维护机密性、确保数据完整性和提供身份验证。当数据被加密时，它会从其原始形式（称为明文）转换为密文。这种转换使得未经授权的个人几乎不可能在没有正确密钥的情况下解密信息。例如，当您通过互联网发送消息时，您的设备可以将该消息加密为密文，确保即使被拦截，它仍然是安全且不可读的。密文的重要性不容小觑。在金融、医疗保健和个人通信等多个领域，保护敏感信息至关重要。网络犯罪分子通常会瞄准未加密的数据，因此组织必须实施强大的加密方法以保护其信息。使用密文有助于降低与数据泄露和未经授权访问相关的风险，最终保护个人和组织的隐私。此外，密文的概念不仅限于数据保护。它在数字签名和安全通信领域也发挥着重要作用。当文档被数字签名时，签名本身通常会被加密为密文，确保任何更改都可以轻松检测到。这不仅验证了文档的真实性，还确认在传输过程中未被篡改。尽管有其优势，使用密文也面临挑战。随着技术的发展，网络犯罪分子采用的技术也在不断变化。这就需要不断开发更先进的加密方法，以确保密文在应对新出现的威胁时保持安全。此外，密钥的管理至关重要；如果密钥丢失或被破坏，密文可能会变得无法恢复，这对数据可访问性构成重大风险。总之，密文是现代数据安全实践的基本组成部分。它在保护敏感信息方面的作用不可低估，因为它提供了一层在当今互联世界中至关重要的安全性。随着我们继续依赖数字通信和存储，理解密文的重要性和加密原则将使个人和组织能够更好地保护其数据。接受这些技术不仅增强了安全性，还促进了对数字交易和通信的信任，为更安全的在线环境铺平了道路。