ubuntu 2 factor authentication

How to Use OpenVPN and PrivacyIDEA to establish two-factor authentication Remote Access For the company, IT has become a trend to allow employees to access the company's IT resources at home or on a business trip through the VPN remote access system.

If you are running a Web server that is accessible to the public but only for your own use (let's be honest, if you are reading this article, it is very likely to run such a server ), so how do you limit the risk of someone accessing your website

As you know, SSH defaults to authentication by default, even if you use an SSH key instead of a password. As a single factor in the way of authentication, once the key leaks, the same will also compromise the security of the server. To address this

If you are running a Web server that is accessible to the public but only for your own use (let's be honest, if you are reading this article, it is very likely to run such a server ), so how do you limit the risk of someone accessing your website

Background: Two-factor authentication (abbreviated as: 2FA, hereinafter referred to as 2FA), where it is the second re-authentication of SSH. 2FA refers to a method of authenticating a user with both a password and a biometric symbol such as a

1. Create a public key on the local machineOpen the Universal terminal, execute the following command, ignoring all the output, all the way to enter the cheerful.Ssh-keygen-t rsa-c ' Your [email protected] '-t specifies the key type, which is RSA

How to use a one-time password to securely log on to Linux through SSH, and use a password to log on to linux through ssh Some people say that security is not a product, but a process. Although the SSH protocol is designed to use encryption

Some people say that security is not a product, but a process. While the SSH protocol is designed to be secure with encryption , if used improperly, others can disrupt your system: such as weak passwords, key leaks, using outdated SSH clients, and

None!In fact, security O & M and O & M are two concepts.My understanding: Security O & M allows engineers to operate and maintain various security devices and software to ensure system security. In contrast, O & M security covers all aspects of the

Install and configure Memcached source code in CentOS 6.6 Host environment: CentOS 6.6 x86_64 1. Install Memcached 1. Because Memcached depends on the libevent library and uses it for Socket processing, we need to install the libevent library. Here