{"id":2549,"date":"2024-11-18T15:41:21","date_gmt":"2024-11-18T14:41:21","guid":{"rendered":"https:\/\/enthec.com\/?p=2549"},"modified":"2024-11-18T15:41:21","modified_gmt":"2024-11-18T14:41:21","slug":"what-is-hashing-how-it-works-and-uses-it-in-cybersecurity","status":"publish","type":"post","link":"https:\/\/enthec.com\/en\/what-is-hashing-how-it-works-and-uses-it-in-cybersecurity\/","title":{"rendered":"What is hashing: How it works and uses it in cybersecurity"},"content":{"rendered":"
Hashing is a crucial process in information security<\/a> that transforms any data into a unique and fixed value,<\/strong> facilitating its rapid recovery and guaranteeing its integrity.<\/p>\n <\/p>\n Hashing is a data processing algorithm<\/strong> that transforms a string of text or data set into a single, fixed numerical representation. This process is done by a hash function, which generates a unique value for each distinct input, called a hash. <\/strong> The input is passed through a hash function, which uses a mathematical algorithm to transform the input into a unique numerical representation.<\/li>\n If the hash function is good, the same input message will always produce the same output number and a small change in the message will drastically change the output number.<\/strong> <\/p>\n Now that we know what a hash is, it’s relevant to find out that hash values are instrumental in a variety of applications, <\/strong>including: <\/p>\n <\/p>\n <\/p>\n The fundamental characteristics of how hashing works<\/strong> are: <\/p>\n The hash output data, the hashes, are not readable or recognizable. The goal is to make the results difficult to decode or understand,<\/strong> providing greater security in applications such as cryptography and data authentication. <\/p>\n A hashing algorithm can maintain a connection or relationship between the input data and the generated results.<\/strong> This means that the results are consistent and consistent over time, which is especially important for applications that require data integrity and security. <\/p>\n Speed is an essential feature of hashing.<\/strong> Hashing functions are designed to be extremely fast and efficient. In general, the speed of hashing depends on the algorithm’s complexity and the hardware capacity used. <\/p>\n This hashing feature refers to an algorithm’s ability to produce results that are always the same for a specific input.<\/strong> It refers to the ability of a hashing algorithm to minimize the likelihood of collisions between different inputs.<\/strong><\/p>\n Theoretically, a perfect hashing algorithm would produce unique values for each entry<\/strong>. However, in practice, collisions can occur due to the limited number of possible hash values, where different inputs produce the same hash value. <\/p>\n Here are some prominent use cases for hashing in cybersecurity:<\/strong> <\/p>\n In cryptography, hash values are used to verify the integrity of data.<\/strong> By calculating the hash value of the data before and after transmission, it is possible to check whether the data has been altered during transmission. <\/p>\n In digital signatures, the message’s hash value is used as input for the signing algorithm. This allows you to verify the sender’s authenticity and the message’s integrity.<\/strong> <\/p>\n The hashing algorithm authenticates a user’s identity and securely stores passwords<\/strong>. When registering for an app, the user provides a password stored as a hash. <\/p>\n <\/p>\n Prevention of replay, brute force, SQL injection, and cross-site scripting attacks <\/p>\n Hashing offers several advantages over other methods of encryption and data storage:<\/p>\n <\/p>\n If you want to improve the security of your information<\/strong>, find out how Kartos Corporate Threat Watchbots <\/a>can help your organization. Learn about our solutions<\/a>; it’s time to prevent and locate any vulnerabilities! <\/p>\n","protected":false},"excerpt":{"rendered":" Hashing is a crucial process in information security that transforms any data into a unique and fixed value, facilitating its […]<\/p>\n","protected":false},"author":2,"featured_media":2545,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[24,32,38],"class_list":["post-2549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cybersecurity-en","tag-cybersecurity","tag-kartos-en","tag-organizations"],"yoast_head":"\nWhat is hashing?<\/h2>\n
Hashing is commonly used in programming to store and retrieve data efficiently.<\/strong>
The hashing process<\/strong> works as follows: <\/p>\n\n
However, it’s important to note that the features aren’t perfect.<\/strong> There is a chance that two different messages produce the same hash, which is known as a hash collision. Despite this, good hashing functions are designed to minimize the likelihood of collisions.<\/p>\nUsing Hash Values<\/h2>\n
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<\/p>\n
Characteristics of how hashing works<\/h2>\n
Illegibility<\/h3>\n
Continuity<\/h3>\n
Speed<\/h3>\n
Determinism<\/h3>\n
It implies that the hashing result is predictable and not influenced by external factors.<\/strong> Given an input, the algorithm will always produce the same hash, and therefore, if two people have the same data and use the same hash function, they will get the same hash.<\/p>\nSecurities Collision Safety<\/h3>\n
A good hashing algorithm will distribute inputs evenly across the hash space<\/strong>, reducing the likelihood of collisions and improving safety. <\/p>\nUse cases of hashing in cybersecurity<\/h2>\n
File integrity verification<\/h3>\n
Digital signatures<\/h3>\n
Secure password storage<\/h3>\n
The application checks the provided password against the stored hash <\/strong>when the user logs in. Because the password is stored as a hash, it is very difficult for someone other than the user who generated it to decrypt it and use it. <\/p>\n<\/p>\n
Prevention of replay, brute force, SQL injection, and cross-site scripting attacks<\/h3>\n
Hashing helps prevent these types of attacks, as it is difficult for an attacker to reproduce a hash that has already been verified or generate a hash that matches the original hash. This makes it difficult to access data without being authorized.<\/strong>
You may be interested in our publication\u2192 5 cybersecurity trends you should know.<\/a> <\/p>\nAdvantages of hashing that you should know<\/h2>\n
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