Linux Centos7-sshd remote login, key pair login, TCP Wrappers access control

This chapter environment: VM virtual machine, a server as a server, a server as a client The purpose of this chapter is to understand sshd remote login management, key pair authentication, Tcp wappers access control 1. sshd remote login 1. View sshd services [root@localhost ~]# netstat -ntap | grep 22 tcp 0 0 192.168.122.1:53 ...

Posted on Mon, 16 Sep 2019 00:29:32 -0700 by kmarsh

Remote Access and Control in Linux

SSH remote management Introduction of SSH Remote Control SSH is a secure channel protocol, which mainly implements the functions of remote login and remote replication of character interface. SSH protocol encrypts the data transmission between the two sides of communication, including the user password input when the user logs in. Compared wit ...

Posted on Mon, 16 Sep 2019 00:12:03 -0700 by Karl33to

Bird Brother's linux Private Vegetable Learning Notes "Twenty-seven" User Identity Switching

su Parameters: - Simple use - such as "su-" means login-shell variable file reading method to login the system; If the user name is not added, it represents the identity switched to root. - l: Similar to - but need to add user account to switch later! It's also the way login-shell works. - m:-m is the same as-p, which means &qu ...

Posted on Wed, 17 Jul 2019 18:11:40 -0700 by MystedVeil

Android 6.0: Dynamic Rights Management Solution

Reproduced from: http://blog.csdn.net/caroline_wendy/article/details/50587230 Android version 6.0 (Api 23) has introduced a number of new features that dramatically enhance the user experience and place new burdens on programmers. Dynamic rights management is like this, making it easier for users to control their privacy and re-adapting their ...

Posted on Sat, 06 Jul 2019 09:50:43 -0700 by mm00

Aliyun ECS Clearing Hidden Mining Procedure

Problem Description: An Aliyun server has received more than 95% continuous alarm CPU usage. But there is only one MySQL that is not frequently used in the business on this machine. There is no other MySQL. Normally, the CPU can't reach such a high level. Looking at the alarm information, we found that there was an implanted m ...

Posted on Tue, 14 May 2019 23:17:33 -0700 by Yamakazi

ArcGIS Runtime SDK for Android Introduction (22): Display Local Map Data - GeoPackage File

This article mainly explains how to display the local GeoPackage file with ArcGIS Runtime SDK for Android. Implementation steps: 1. Create an Android project 2. Adding Runtime SDK dependencies The first two steps are omitted in this paper for beginners to refer to. Introduction to ArcGIS Runtime SDK for Android (1): First M ...

Posted on Mon, 04 Feb 2019 14:39:16 -0800 by ollmorris

ArcGIS Runtime SDK for Android Introduction (21): Display Local Map Data - Geodatabase File

This article mainly explains how to display local Geodatabase files with ArcGIS Runtime SDK for Android. Implementation steps: 1. Create an Android project 2. Adding Runtime SDK dependencies The first two steps are omitted in this paper for beginners to refer to. Introduction to ArcGIS Runtime SDK for Android (1): First Map ...

Posted on Mon, 04 Feb 2019 12:12:16 -0800 by casty