des unix

DES (Data Encryption Standard) is a group symmetric cipher algorithm . des employs a 64-bit packet length and a 56-bit key length , which takes 64-bit inputs through a series of transformations to get 64-bit output. Decryption uses the same steps

Oracle defines the DES encryption and decryption and MD5 encryption function example, des encryption and decryption (1) DES encryption function create or replace functionencrypt_des(p_text varchar2, p_key varchar2) return varchar2 isv_text varchar2(4

In addition to the reprinted content, this article is original site: reposted from lovewifelovelife-Roger's Oracle technology blog. Link: OraclePSU updated on April 9,. PSU updated on April 9, mainly in four versions: 12.1.0.2, 12.1.0.1, 11.2.0.4, 11

I think most UNIX network administrators have more or less had such troubles: a user needs to work on multiple different UNIX systems and log on to different UNIX systems, save their documents, and the administrator needs to create an account for

For project needs, write a class that generates an "Authorization Code" (The Authorization code mainly contains the expiration time used for the project), the generated authorization code will be written to a file that will automatically read the

In the first quarter of 2014, the PSU update mainly includes three versions: 12.1, 11.2.0.4, 11.2.0.3, and 11.1.0.7. In the 2nd quarter, Oracle will release version 12.1.0.2, and version 11.2.0.4 will also be the ultimate version of version 11.2,

Remember: the operations on the affected system may change the existing evidence or lead to the loss of sensitive information! {Initial response }} Objective: To obtain the loss-prone data in the system before judicial authentication and replication,

The following is the latest psu information of my latest version 10.2.0.4 + for your reference! (Including 12c psu information ): +++ 10.2.0.4Oracle Database Patch Set Update Unix Comments between des Cpu10.2.0.4.1 8576156 Bash 10.2.0.4.0 mongodes

In fact, every hacker has his own unique method. I have collected a lot of information about intrusions into the website server, but because of the actual situation, many methods are often ineffective. It can be seen that the situation of each

In fact, every hacker has its own unique method. The author has collected a lot of data to invade the website server, but because the actual situation is different, often causes many methods the invalidation; This shows that each site is different,