Implementing MD5 encryption using Apache Commons Codec in Java

Apache Commons Codec is an open source Java class library that provides a set of easy-to-use encoding and decoding tools, including commonly used encoding algorithms such as Base64, MD5, SHA, etc. Before using Apache Commons Codec to implement MD5 encryption, it is necessary to add a dependency on Apache Commons Codec in the pom.xml file of the project. The following are the Maven coordinates of Apache Commons Codec: <dependency> <groupId>commons-codec</groupId> <artifactId>commons-codec</artifactId> <version>1.15</version> </dependency> Next, we will demonstrate how to implement MD5 encryption using Apache Commons Codec through a complete example. Firstly, import the required classes: import org.apache.commons.codec.digest.DigestUtils; Then, use the following code for MD5 encryption: String input = "Hello World"; String md5Hex = DigestUtils.md5Hex(input); System. out. println ("MD5 encryption result:"+md5Hex); Running the above code will output the following results: MD5 encryption result: ed076287532e86365e841e92bfc50d8c Finally, summarize the above examples: By using the 'DigestUtils. md5Hex()' method of Apache Commons Codec, we can easily achieve MD5 encryption of strings. Apache Commons Codec provides a series of encoding and decoding tools to facilitate the operation of commonly used encoding algorithms in Java programs. It is simple to use, easy to integrate, and has good performance.