otp authenticator

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Two-step verification killer: Java Access Google Authenticator combat

message digest as output, here to SHA1 The algorithm is entered as a message.The HMAC algorithm is used because only the user knows the correct input key, and therefore the output is unique, and the algorithm can be simply expressed as: HMAC = SHA1 (Secret + SHA1 (secret + input)) In fact, TOTP is a superset of HMAC-OTP (one-time password generation based on HMAC), except that TOTP takes the current time as input, while HMAC-

Two-step verification killer: Java Access Google Authenticator combat

key and a message as input, generate a message digest as output, here to SHA1 The algorithm is entered as a message. The HMAC algorithm is used because only the user knows the correct input key, and therefore the output is unique, and the algorithm can be simply expressed as: HMAC = SHA1 (Secret + SHA1 (secret + input)) In fact, TOTP is a superset of HMAC-OTP (one-time password generation based on HMAC), except that TOTP takes the curren

Linux uses Google Authenticator to implement two-factor authentication for ssh Login, authenticatorssh

[root @ localhost google-authenticator-libpam] #. /configure [root @ localhost google-authenticator-libpam] # make make install [root @ localhost google-authenticator-libpam] # google-authenticator [root @ localhost google-authenticator- libpam] # cd ~ [Root @ localhost ~]

Linux uses Google authenticator to enable SSH login two-factor authentication

Name/IP address stratum Poll Reach Lastrx last sample===============================================================================^?223.112.179.133 0 6 010y +0ns[+0ns] +/-0ns^* dns1.synet.edu.cn2 6 - 0+113us[+284us] +/-28ms^?2001:D A8:202:Ten:: A 0 6 010y +0ns[+0ns] +/-0ns^?42.96.167.209 2 6 Ten 8+2011us[+949us] +/-127ms[[email protected]~]#DateSaturday, December 31, 2016 the: -: -Cst3.2 Installing dependent componentsYum Install -y git automake libtool pam-devel3.3 Download Google authentic

NetScaler OTP two factor authentication login demo

NetScaler OTP Application ScenarioNetScaler OTP (one time password) is a two-factor ID card that uses the username password + 6-bit token authentication code to complete the identity authentication. In the previous two-factor solution, Netscalergateway needed to be integrated with a third-party RADIUS server for two-factor authentication. For customers, the cost of additional two factor authentication is re

Using Google Authenticator on Linux (simplified version)

System: centos6.6Download the Google authentication package Google-authenticator-master (actually just a. zip file, unzip it under Windwos, and then pass it to Linux)#cd/data/google-authenticator-master/libpam#yum Install Libtool–y (this must be installed, or the following installation will be error)#cp makefile.am makefile.in (this file is required when compiling the installation below)#./bootstrap.sh#./co

Google Authenticator in CentOS configures the dynamic verification code for SSH login

#注释掉 Selinux=disabled #增加 : wq! #保存退出 Setenforce 0 #使配置立即生效 Second, the installation of the Editing Tool kit 1, the use of CentOS default yum source installation Yum install wget gcc make Yum Install Pam-devel Libpng-devel 2, configure Repoforge third party yum source installation mercurial package CentOS each version, please select the correct version CentOS 5.x RPM-IVH http://pkgs.repoforge.org/rpmf

How does one establish a two-factor authentication mechanism (Google authenticator) for SSH Login )?

By default, SSH has used secure data communication between remote machines. However, if you want to add another security layer for your SSH connection, you can add Google Authenticator) the two-factor authentication module allows you to enter a random one-time password (TOTP) Verification code when connecting to the SSH server. When you connect, you have to enter the verification code from your smartphone or PC. Google

Erlang/OTP Concurrent Programming Practice

Erlang/OTP concurrent programming practices Basic Information Original Title: Erlang and OTP in action Author: (US) Logan, M.) Merritt (E.) (Sweden) Carlsson (R.) [Translator's profile] Translator: Lian Cheng Press: People's post and telecommunications Press ISBN: 9787115285591 Mounting time: Published on: February 1, July 2012 Start: 16 Page number: 1 Version: 1-1 Category: computer more about Erlang/

[Erlang crisis] (1.3) OTP application, erlangotp

[Erlang crisis] (1.3) OTP application, erlangotp1. OTP Applications Figuring out OTP applications is usually rather simple. They usually all share a directory structure that looks like: It is usually very simple for developers to figure out OTP applications. They are usually in the same directory and the target struc

Use Google-Authenticator to enhance server SSH Login

Use Google-Authenticator to enhance server SSH LoginFor people who need special encryption, I will provide a method for Google-based encryption. The procedure is as follows: Preparation:First, prepare the client on your mobile phone (Baidu download by yourself)Run the following command:Date: view system timeDate-s 03/04/2013 (set the system date to January 1, March 04, 2013)Date-s (set the system time to am)After modification, execute clock-w to forc

Erlang 104 Otp-incomplete

Notes SeriesErlang Environment and sequential programmingErlang Concurrent ProgrammingErlang Distributed programmingYawsErlang/otpDate Change Description2014-12-21 A Outline, 1Agenda0 ScopeAround the OTP design principles, record behavioral patterns, supervisory tree concepts, applications, releases and deployments, and a product-level caching solution in [3].1 OTP Design PrinciplesErlang Doc:

[Erlang Crisis] (1.3) OTP applications

Label: Erlang ?? 1. OTP applications Figuring out OTP applications is usually rather simple. They usually all share a directory structure that looks like: ? It is usually very simple to understand OTP applications. They are usually in the same directory and the target structure is as follows: DOC /;Ebin/Src/Test/License.txtReadme. mdRebar. config Th

Bill: OTP Dynamic password _java code implementation

OTP cognitionDynamic password (otp,one-time Password), also known as a one-time password, is the use of cryptography technology in the client and the server through the sharing of a secret authentication technology, is a strong authentication technology, is to enhance the current static password authentication of a very convenient technical means, is an important two-factor authentication technology, Dynami

Introduction to OTP in Erlang _erlang

OTP includes a set of libraries and implementations that can build large-scale, fault-tolerant, and distributed applications, including many powerful tools to implement multiple protocols such as H248,SNMP, the core concept is OTP behavior, and can be seen as an application framework with callback functions as parameters, similar to a Java-EE container. Behavior is responsible for solving the non functional

Self-written Yii standalone authenticator cannot be used

namespace app\models; Use Yii;Use Yii\base\model; Class Registerform extends Model{ public $email;public $password;public $password_repeat; public function rules(){ return [ [['email', 'password', 'password_repeat'], 'required'], ['email', 'email'], //['email', 'unique', 'targetClass' => '', 'message' => '邮箱名已存在。'], [['password', 'password_repeat'], 'string', 'length' => [6, 20]], ['password', 'checkPassword'], ['password_repeat','compare','compareAt

Yii Authenticator Defaultvalidator-Default Validator

Function Description: 1. Background check: The default value is assigned if the value is null when validating. 2. Foreground check: Check when the mouse loses focus, if there is a non-null (required) check, non-null authentication is performed first, and if null authentication is empty, the default value is automatically populated after the mouse loses focus. How to use: In the rules () function call $rules[] = model::addrule (' cat_sort ', ' Default ', [' value ' = ' 255 ']); Parameter de

Overview of dynamic password (OTP) Authentication Technology

The dynamic password (OTP, one-time password), also known as the one-time password, is an authentication technology that uses the Password Technology to share secrets between clients and servers, it is a strong authentication technology, a very convenient technical means to enhance the current static password authentication, and an important two-factor authentication technology, the dynamic password authentication technology consists of a client used

CentosSSH uses Google Authenticator for secondary verification

Components required for CentOS installation: 1 yum -y install mercurial pam-devel Install Google Authenticator: 123456 #http://www.haiyun.mewget --no-check-certificate https://google-authenticator.googlecode.com/files/libpam-google-authenticator-1.0-source.tar.bz2tar jxvf libpam-google-authenticator-1.0-source.tar.bz2 cd libpam-google-

What is the implementation of Google verification (Google Authenticator)?

Copyright belongs to the author.Commercial reprint please contact the author for authorization, non-commercial reprint please specify the source.Xu XiaohuaLinks: http://www.zhihu.com/question/20462696/answer/18731073Source: KnowWhen you turn on Google Login Two step verification (ie Google Authenticator service), users need to enter an additional one-time password generated by the mobile client when they log in.Implementing the Google

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