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  PFX certificate split private key and certificate

  1. First install Win32OpenSSL_Light-1_1_0g.exe, which is installed to C disk root directory 2. 0 by default. Paste the PFX certificate under C:\ OpenSSL-Win32\ bin 3. Export the certificate (enter the CMD command interface, enter

  2022-06-01 07:19:07 Views: 262
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  In TIME_WAIT, the bind port will fail after modifying the socket option

  In TIME_WAIT, the bind port will fail after you modify the socket option, even if you are using SO_REUSEADDR or SO_REUSEPORT mode * *

  2022-06-01 07:19:06 Views: 280
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  Ubuntu modifies grub, modifies boot sequence, and configures grub boot sequence

  Method 1: 1. Open the terminal 2 after entering the Ubuntu system. Enter the following command sudo gedit / boot/grub/grub.cfg3 in the terminal. Find the configuration of Windows and cut it to the front of Ubuntu and put the following # BEG

  2022-06-01 07:19:06 Views: 244
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  Detailed explanation of socket programming function

  Socket () # include # include int socket (int domain,int type,int protocol) return value: successfully returned a file descriptor (note that this socket cannot be used for and

  2022-06-01 07:19:03 Views: 219
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  Log rotation of logrotate

  Example: logrotate log rotation for admin.log files, set logrotate rotation once a day to retain 3 backup files greater than 100k automatic rotation file compression creation permission 0600, owner root belongs to the group root step

  2022-06-01 07:19:03 Views: 233
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  Re-explore the configuration of a 2-node ovirt environment by oVirt-

  Further explore the oVirt- configuration of a 2-node ovirt environment 2016Universe 11 / 151, basic operation 1, resource ovirt engine: engineovirt node: N33, n342, hosts10.50.200.

  2022-06-01 07:19:02 Views: 278
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  Cisco Sales Essentials 50 notes

  1.Partnering with CiscoFoundation of Success:internal innovationacquisition strategygo-to-market str

  2022-06-01 07:19:02 Views: 240
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  Checkpoint gaia_adminguid

  1. In Greek mythology, Gaia is the god of the earth mother and the mother of the gods. 2. After logging in the webUI interface, only one user can have read and write access to the system at the same time. When exiting, it is best to exit sign out, and directly close the IE system. The default user is still logged in, and log in with other users at this time.

  2022-06-01 07:19:02 Views: 215
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  Linux command-- wget

  Wget is a file download tool that comes with most linux. Using wget, you can download files from the network to the local server. In the * test, wget is still used frequently, usually using wget from your own external network host (not necessarily the external network host, mainly

  2022-06-01 07:18:56 Views: 257
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  Four causes and repair methods of Network packet loss

  Network link blocking data will pass through many devices and network links in the process of network transmission, as long as one of the network links is fully loaded before the data arrives, then the data will be blocked here for some time. If the network equipment is very backward, then the network link does not have enough waiting space for new numbers.

  2022-06-01 07:18:56 Views: 284
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  Rh24-exam

  Exam information: IPADDR: 172.25.x.100 (X refers to your workstation number here) NETMASK: 255.255.255.0GATEWAY: 172.25.x.254DNS: 172.25.254.2

  2022-06-01 07:18:55 Views: 232
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  Implementation of RSA Digital signature with JDK's own method

  1 package jdbc.pro.lin; 2 3 import java.security.InvalidKeyException; 4 import java.security.NoS

  2022-06-01 07:18:55 Views: 262
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  Vulnerability Test method for Bash remote parsing Command execution

  Exploit POC:GET / cgi-bin/helpcenter/help_center.cgi?id=20 HTTP/1.1Host: help.tenpay.comUser-Agent: () {

  2022-06-01 07:18:55 Views: 283
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  Design pattern-from shallow to deep singleton pattern

  Speaking of singleton pattern, we may be familiar with it, and it can be said that the design pattern appears most frequently. In order to thoroughly understand the singleton, I will explain what the singleton is, the evolution of the singleton pattern, and the difference between the singleton pattern and the static class. 1: what is the concept of singleton, that is, in an application, only

  2022-06-01 07:18:54 Views: 291
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  CentOS 6.7 Network configuration

  First, the network card configuration file directory: second, check the file name under the cd / etc/sysconfig/network-scripts/ display directory: third, open with the vi editor: vi ifcfg- eth04, configure IP address 5, edit DNS

  2022-06-01 07:18:49 Views: 233
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  Socket network programming

  1. What is a computer network? Multiple computers communicate-> computer network. 2. The complexity of computer communication (1), the complexity of transmission information (type and content), (2), the number of information (3), the transmission distance (interference) (4), the security of information (5),

  2022-06-01 07:18:45 Views: 223
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  The basic principle of OSPF

  OSPF simple understanding: each router builds its own neighbor relationship in the form of a link-state LSA, then broadcasts flood to other routers, and when router LSA sends a change, it sends this LSA to all other routers.

  2022-06-01 07:18:44 Views: 207
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  Scp command syntax

  1. Copy local files to remote scp file user @ hostname: remote directory scp 123.txt root@192.168.1.1:/2, copy remote directory to local scp-r user @ hostname: remote directory local directory s

  2022-06-01 07:18:44 Views: 273
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  U-Mail mail system customers do not need to worry about OpenSSL heart bleeding vulnerabilities

  OpenSSL issued a security bulletin on April 7, 2014, and there is a serious vulnerability in the OpenSSL1.0.1 version (CVE-2014-0160). This vulnerability allows * * users to remotely read up to 6% of the memory of a vulnerable version of the OpenSSL server.

  2022-06-01 07:18:41 Views: 280
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  Login information prompt

  By modifying the issure motd to achieve login information before and after the prompt login information display data: / etc/issue (no matter whether the login is successful or not) login information display data: / etc/motd (only login can be displayed successfully) about

  2022-06-01 07:18:34 Views: 299