Liu yongfa (yongfa365) 'blog first summarizes:
Do not trust the Registry too much, so put sensitive information such as the registration code in it.
Do not call the system time to see if the trial period has passed. You can call the creation time of some system files.
Do not write sensitive information in plain text in the program to prevent direct hexadecimal viewing.
The encryption or verification part is highly coupled with the
General USB flash drives do not provide encryption functions. Although the shape of USB flash drives is similar to that of dongles, they are completely different internally. USB flash drives are just a memory chip and a simple ancillary circuit, currently, smart card dongles have a separate CPU or encryption chip, which can execute rather complex encryption algor
1, download and install the secret folder encryption software, the Software installation procedure is very simple, three steps can be completed, we can operate according to the software prompts.
2, double-click to open the installation of the Security folder encryption
Title: Comparison of Two c # local code encryption software
-- Remotesoft Protector and MaxtoCode
【Author】 henryouly
[Statement] This article is purely a technical discussion. Retain the author's information during reprinting. I am not familiar with the. NET platform. I have only recently been familiar with cracking and. NET platforms. I do not have a full understanding of the latest technologies and may no
Is zend encryption software required? There is no free product. Have you ever bought it? What is the market? ------ Solution -------------------- never used ------ solution --------------------www.zend.com check the price ~ What do you mean by ZENDCORE ?~ I don't know ~~ I hate being unopen-source and cannot modify any bugs ~! Do not encrypt ZENDFRAMEWORK ~ -- Is zend e
In software encryption protection technology, a common protection method is license authorization based on hardware fingerprint. This article will introduce the specific hardware fingerprint acquisition technology in detail and provide a demo source code program.
Hardware fingerprint encryption means that after a user obtains and installs the
Now let's take a look at the process of guarding the secret folder encryption software:
Step 1: Search the Security folder encryption software in the browser, find the resources and click the download installation.
Step 2: Open the Security folder encryption
Comments: If you save valuable files on your laptop, you certainly know the importance of protecting the data. However, knowing that something should be done does not necessarily mean that it is being done, because a large number of reports every day indicate that sensitive data of many companies is lost or stolen from their laptops. However, protecting data security is not very difficult or expensive. Here I will know the importance of protecting this data if you save valuable files on your lap
PGP is currently the best and most secure encryption method. However, because some of the technologies used by PGP are exported by the National Security Department of the United States (such as AES 256bit), the Chinese version has never been released.
PGP is currently the best and most secure encryption method. The Representative Software in this regard is
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 co
Ask the PHP encryption software, which prawn knows what software is encrypted? Ask the PHP encryption software, which prawn knows what software is encrypted? Lt ;? Php nbsp; // nbsp; This nbsp; file nbsp; is nbsp; protected.
Some days ago I find this information about (I can not remind where did I take it, maybe was from this forum) for install JCE and bouncycastle software for encryption.
You shoshould first download change the policy of the JCE by downloading thisHttp://java.sun.com/j2se/1.4.2/download.html just jce a and unzip in a folder read the read me Doc so you shocould cut that 2 file and put here C: \ j2sdk1.4.2 _ 02
Namespaces needed to be referenced by DLL:System.Management: The class to use using system.management;//: //managementobject:wmi object // ManagementObjectSearcher: Query Management information //managementobjectsearcher.get ("query statement") that returns the Value property of the result collection//propertydata string hard = ""; Create ManagementObjectSearcher object managementobjectsearcher mos = new ManagementObjec
control notification Handler code hereunsigned long s1,s2;unsigned char vendor_id[]= "------------";//CPU provider IDCString STR1,STR2,STR3;The following is the assembly language instruction for obtaining the CPU ID_ASM//Get CPU provider Information{XOR Eax,eax//will eax clear 0CPUID//command to get CPUIDmov dword ptr vendor_id,ebxmov dword ptr vendor_id[+4],edxmov dword ptr vendor_id[+8],ecx}Str1. Format ("CPU provider id:%s", vendor_id);_ASM//Get high 32 bits of CPU ID{MOV eax,01hXOR Edx,edxC
Help This is what software encryption, the method is very new
Especially like the proud shield, do not know is not the new version, can recommend some algorithm analysis of data?
PHP Code
$225$192 ($173{$252})
'==================================================
' Function name: Servupassencode
' Function: Serv-u software password encryption function
' Parameter: Strpass------string
' Author: netyum (Yang Song)
' Time: June 28, 2004
'==================================================
Function Serupassencode (Strpass)
Dim Char1,char2,seed,prepass,encodepass,finalpass
If IsNull (strpass) Or strpass= "" Then Exit Fun
Because of the lightweight USB flash drive, easy to carry, now more and more people use, but also because it is convenient to carry to our data security has brought trouble, imagine, when you leave the computer when others use a U disk to the computer's important information are copied, if it is important confidential, this can be a big trouble. Is there any way to let others use the U-disk when they have to pass my consent to use it?
The following describes a USB flash drive
NET reactor tutorial (encrypted source code example)1. Open Eziriz. NET Reactor, which is shown in main interface 1:Figure 12. Click Open on the right of Main Assembly, select the software file to encrypt, EXE or DLL can be.3, tick the Quick Settings to encrypt the items, each meaning is as follows:Necrobit: Converting an assembly to unmanaged code;Native EXE file: Raw cost machine EXE files;Anti ILDASM: Anti-compilation;Obfuscation: confusion;Create
code, anti-compilation See the code inside the program is empty , or you can confuse the code. (send them a trial email, not sent to my trial version, I did not use.) ) The above code protection software are charged, want to protect the code, protect intellectual property friends can buy the official version, more expensive abroad, the domestic good point, there is no money to consider themselves to do a simple name of the confusion,
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