how to encrypt laptop

Encryption | data | Algorithm in the first section, we discuss how to generate a key, and here's how to use this key to encrypt and decrypt a string. The following code is the function that can implement this function at the same time crypt.asp file Dim G_key Const G_cryptthis = "Now is" All good men to come to the aid of their country. Const g_keylocation = "C:\key.txt" G_key = Mid (Readkeyfromfile (g_keylocation), 1,len (G_cryptthis)) Response.Wri

Second, encrypt the database password You can encrypt some database passwords by Goldengate, and you can encrypt database passwords in roughly 3 of the following. Goldengate Extract, Replicat process and other processes login to the database password. ASM Database, goldengate password required to log on to the ASM instance. Goldengate Open DDL, if the product

AES_ENCRYPT ( AES_ENCRYPT ( In MySQL, The AES_ENCRYPT ('Password', 'key') function can encrypt field values. AES_DECRYPT (Table field name, 'key') function decryption For example, table structure: Insert a piece of data to encrypt the passwd password field. Insert into credit_card (cid, NAME, email, passwd) VALUES (101, 'hechunyang', 'hechunyang @ 163.com ', AES_ENCRYPT ('20140901', 'hechunya

Use eAccelerator to encrypt PHP programsCopy codeThe Code is as follows:#/Usr/local/bin/encoderAfter execution, you can see the following simple instructions:Copy codeThe Code is as follows:Usage: encoder [options] source_file_nameEncoder [options] source_file_name...Encoder [options] source_directory_name...Options:-S suffixEncode files only with following suffix (default is "php ")-Encode all files (no by default)-LFollow symbolic links (no by defau

When we create databases on our websites, it is necessary to protect user information security. Most users do not want to let others know their own information, and the network management does not want to lose the credibility of the website due to security issues. No matter who you are, security issues are very important.To solve this problem, I will provide you with a simple and practical method, but the old one is password encryption. Here we use ASP. NET technology to

key ). -IV option: Enter the initial variable. (If this option is not used, Openssl uses a password to automatically extract the initial variable ). -Salt option: whether to use the salt value. It is used by default. -P option: print the encryption key used by the encryption algorithm. Iii. cases: 1. Use the aes-128-cbc algorithm to encrypt files: Openssl enc-aes-128-cbc-in install. log-out enc. log (Note: Here install. log is the file you want to

1. Open notepad and copy the following code to a new file.Copy codeThe Code is as follows:Response. Write (System. Security. Principal. WindowsIdentity. GetCurrent (). Name );%>Save my. aspx to your web directory and run the form to display "nt authority \ network service ". Successful! 2. (key step) Run cmd and execute the following Aspnet_regiis-pa "NetFrameworkConfigurationKey" "nt authority \ network service"Note: register the RSA key container of the default RsaProtectedConfigurationProvide

To: http://hi.baidu.com/xbzhu/blog/item/855a2f126f034554f819b828.html Encrypt the winform app. config file Recently, I am working on a winform project. Because I am using the client to directly connect to the database, I need to deploy the app on the client. config. Because Enterprise Library is used. the connectionstrings In the config file are encrypted and searched for msdn. the ready-made tool ASP is found. net IIS registration tool (aspn

My iOS app wants to encrypt the transfer of data that is sensitive to the user name and password on the server. Backstage is PHP, in the online search some programs, seemingly AES is also more reliable. But I iOS encryption to see the results and PHP encrypted results are different ... Now there is no more mature this open source scheme, can let obj-c and PHP encrypted transmission of Reply content: My iOS app wants to

1. Problem 2. HowTo 3. Advance 1. ProblemThe problem is simple and clear, that is, how to protect your data in Config, such as database connection strings and other data hidden to users. 2. HowToStep1. create a machine-level RSA Key Container.Aspnet_regiis-pc "XKeys"-expStep2. Add the following Node to your Config File (before the information to be encrypted ):Type = "System. Configuration. RsaProtectedConfigurationProvider, System. Configuration, Version = 2.0.0.0, Culture = neutral, PublicKey

Download the source code or dllof itextsharpfrom http://sourceforge.net/projects/itextsharp. Using itextsharp to process PDF files in C #, VB, and other. NET languages without installing acrobat is really convenient. Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Using system; Using system. Collections. Generic; Using system. text; Using itextsharp.text.pdf; Using system. IO; Namespace authentication security{Class pdfencry{Public static void

1. Open notepad and copy the following code to a new file. Copy codeThe Code is as follows: Response. Write (System. Security. Principal. WindowsIdentity. GetCurrent (). Name ); %> Save my. aspx to your web directory and run the form to display "nt authority \ network service ". Successful! 2. (key step) Run cmd and execute the following Aspnet_regiis-pa "NetFrameworkConfigurationKey" "nt authority \ network service" Note: register the RSA key container of the default RsaProtectedConfigurationPr

Use eAccelerator to encrypt PHP programs Copy codeThe Code is as follows: #/usr/local/bin/encoder After execution, you can see the following simple instructions:Copy codeThe Code is as follows: Usage: encoder [options] source_file_nameEncoder [options] source_file_name...Encoder [options] source_directory_name...Options:-S suffixEncode files only with following suffix (default is "php ")-Encode all files (no by default)-LFollow symbolic links (no by d

No need for software windows to encrypt folders, no need for windows Encryption See it on hundreds of encyclopedias and put it in a blog for viewing. 1. Open notepad first. Of course, if your computer contains text editing software similar to notepad ++, you can also use word. The advantage of using such software is code highlighting, which looks comfortable and reduces error rates. 2. Enter the following code: 1 cls 2 3 @ echo off 4 5 title Folder P

Recently, Base64.js has been used to encrypt URL parameters, and both letters and numbers can be well encrypted/decrypted. However, when testing Chinese, it is not possible to convert, it seems that base64.js does not support medium characters.Lenovo to encodeURI () encoding/decoding of URLs, but encodeURI, decodeURI can only convert Chinese characters, not support letters and numbers. So want to be able to use encodeURI encoding and then base64 encry

version of the installation package online. The general format of the OpenSSL command-line operation is: OpenSSL cryptographic operation type algorithm name (and operating mode) key salt value input data output data For example, using the following OpenSSL command line to encrypt the a.txt, the results are placed in the B.bin file. OpenSSL enc-aes--ecb-k 000102030405060708090a0b0c0d0e0f-in a.txt-out b.bin-pThe current directory will have more B.bin f

OpenSSL is a Secure Sockets Layer cipher library that includes key cryptographic algorithms, common key and certificate encapsulation management functions, and SSL protocols, and provides a rich set of applications for testing or other purposes. After being exposed to a critical security vulnerability, OpenSSL found that most websites encrypted via the SSL protocol use an open source package called OpenSSL. The OpenSSL vulnerability not only affects websites that start with HTTPS, but hackers c

A piece of source code is known to have Trojans lt ;? Phpeval_r ($ _ POST [sb])? Gt; I used zend to encrypt all the php code. can this one-sentence Trojan still run? ------ solution -------------------- you can try it. ------ solution ------------------ it should be possible to include nbsp; __file __ nbsp; related code, it is estimated that a piece of source code has been known to have Trojans I used zend to