how to encrypt laptop

The example in this article describes how C # encrypts letters or numbers into letters. Share to everyone for your reference. The implementation method is as follows: The code is as follows:public class MD5 { Static List #region Encrypt public static string Encrypt (String str) Encryption public static string Encrypt (String str) { Mappinglist = new List for

Encrypt cookies in a browser In network applications, cookie is a very convenient way to store data. Because of this, you need to pay more attention to cookie security when developing WEB applications. There are many ways to ensure the security of cookies. Here we will discuss another method-browser-side cookie encryption.Cookie attack Cookies are stored on the client, usually a piece of text. If the computer is used by many people, other people will

Android uses jni to encrypt and decrypt strings for analysis. androidjni Analysis of string encryption and decryption using jni in android Recently, a demand for projects is to encrypt users' sensitive information, such as users' account passwords, mobile phone numbers, and other private information. In java, we can use the AES algorithm to encrypt and decrypt th

Website Registration login, password How to encrypt? On the internet read a lot of this article, all say the client's password, login to use MD5 encryption after the server, and then the server and the database of salt and encrypted password to compare I don't know, if that's what it is. Suppose the user name of a user is ABCD and the password is 123456. MD5 after encryption is: e10adc3949ba59abbe56e057f20f883e For hackers, he accidentally acquired

Today more and more of our web sites start using SSL certificates, not only limited in the electric business site, portal, and even many personal websites, blogs have to open SSL security in the certificate, and the old left is also considering whether to install the blog SSL certificate, has been prepared to add, because this theme used a lot of old directory , files are manually added to the static, so the change is more troublesome. Old Left blog (laozuo.org) also share too many ar

Many friends do not know how to encrypt word2013, the following will introduce 2 word2013 document encryption method, to the document password can be very good protection of our privacy, nonsense not to say, together to see how to encrypt the word2013 document ~ --word2013 Encryption Method A Click the file--information, and then select Protect the document--encrypted with a password.

= Httpservletrequest.getheader ("User-agent"). toUpperCase (); InputStream FIS=NULL; OutputStream OS=NULL; Try { //4. Get the input streamFIS =NewBufferedinputstream (NewFileInputStream (F.getpath ())); byte[] buffer; Buffer=New byte[Fis.available ()]; Fis.read (buffer); Httpservletresponse.reset (); //5. Because Firefox and other browsers display names differently, different encoding processing is required if(Agent.indexof ("FIREFOX")! =-1) {//Firefo

the steps for encrypting a word2013 document are as follows: Step one: Create a Word document. Step two: Double hit Open this Word document. Step three: Click on the File button to enter the next interface. Step four: Click to protect the document, such as the downward arrow in the Red box. Step five: Click to encrypt with password. Step Six: Enter a password. Step Seven: Click OK butt

to enter 8 letters or numbers, and then click Next. The third step, the "BitLocker" interface prompts you to create a recovery key to save to a file or print the retention, which is recommended for everyone to keep in the file to prevent forgotten passwords. You will get a Wennan "BitLocker recovery key ***.txt" text file that you can rely on to retrieve the password later. The fourth step, you can click "Start Encryption", BitLocker began to

If you are editing an important document, you are sure to worry about the security of the document. Is anyone else spying on you? Fortunately, WPS Office 2012 provides a variety of security methods for securing documents. Let's take a look at the following. 1, to the document encryption How do you protect important documents that you don't want others to see? WPS Office 2012 features file encryption, which you can encrypt for your own needs, which w

1. Oppnssl MD5 method of encrypting string A. Manual input commands and procedures are as follows: The code is as follows: #openssl//Enter OpenSSL in the terminal and return. openssl> MD5//input MD5 rear carriage 123456//Then enter 123456, do not enter a carriage return. Then press 3 times for ctrl+d. 123456e10adc3949ba59abbe56e057f20f883e//123456 behind that is the ciphertext. Explanation: Why not return after entering 123456? Because OpenSSL the return character as one of the character