totp authentication

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No database Generation verification code (TOTP algorithm)

The methods used to validate the formula are new Random (). Next (10000,99999) generated a random number after the database in the user table, the user entered a verification code and then query user table to do the comparison, the Netizen said that this practice too low B, should use the TOTP algorithm to get, at the same time to a URL to come over, https:// Github.com/arch/standard/blob/master/src/arch.standard/utils/totp.csWent up to see, not quite

Generate Verification Code (TOTP algorithm) without saving database

The method used to do validation is new Random (). Next (10000,99999) generate random number of users in the database after the user table, the user entered the verification code to query the user table to do comparisons, netizens said this approach is too low B, should use TOTP algorithm to get, at the same time give a URL to come over, https:// Github.com/arch/standard/blob/master/src/arch.standard/utils/totp.cs Went up to see the next, do not un

Ubuntu Server enables SSH Multi-authentication method

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 issue, we will show you how to enable SSH multi-authentication for Ubuntu Server (mfa,multi-factor

How to Use OpenVPN and PrivacyIDEA to establish two-factor authentication Remote Access

convenient. However, for small and medium enterprises, the cost of using commercial identity authentication solutions such as RSA is high. The lack of IT budget often limits enterprises' choice of two-factor solutions. The Google Authenticator Project is a software implementation that can be used to generate one-time passwords on multiple mobile platforms, including the implementation of the pluggable verification module (PAM. Generate a one-time pa

HTTP: no authentication _ basic authentication and digest Authentication

No authentication method After a correct client request is sent to the server, the HTTP server returns the 200 status code and directly returns the content. Message example: Request: Get. http: // 10.127.194.3: 8061/voiceobjects ..... Return Value: HTTP/1.1.200. OK .date:. Fri,. 28. oct.20 ..... Ii. Basic Authentication Method The Basic Authentication and digest

[WCF Security Series] authentication and creden: User Name/password authentication and Windows Authentication

If you want to define authentication, my personal preference is that authentication is an action to determine whether the real identity of the authenticated party matches the identity of the authenticated party or her Claim (Claim. The authenticated party must provide the relevant proof of identity to identify whether the identity is consistent with the claimed identity. In computer languages, the Identity

[Transfer]asp.net Authority Authentication: Digest Authentication (Digest authentication)

This article transferred from: http://www.cnblogs.com/lanxiaoke/p/6357501.htmlSummary Certification Simple introductionAbstract authentication is the improvement of the basic authentication, that is, the use of abstract instead of account password, so as to prevent the disclosure of account password in plaintext transmissionPrior to the summary certification is not very familiar with, but also thanks to the

thinkphp auth authentication analogy RBAC Better authority authentication method (Auth class authentication)

thinkphp Auth Authentication analogy RBAC Better authorization authentication method (Auth class authentication) Auth class has been in the thinkphp code warehouse for a long time, but because there has been no tutorial, few people know it, it is actually more convenient than RBAC.RBAC is based on the node authentication

Chapter 2 User Authentication, Authorization, and Security (1): Select Windows and SQL authentication, Authentication

Chapter 2 User Authentication, Authorization, and Security (1): Select Windows and SQL authentication, AuthenticationSource: Workshop Without the consent of the author, no one shall be published in the form of "original" or used for commercial purposes. I am not responsible for any legal liability. Previous Article: http://blog.csdn.net/dba_huangzj/article/details/38656615 Preface: SQL Server has two t

PHP Integrated Dynamic password Authentication _php instance

Most systems are currently using a static password for authentication login, but because the static password is easy to be stolen, its security can not meet the security requirements. Dynamic password is used once a secret, use the password to invalidate the way to prevent password theft security issues.The dynamic password is divided into HOTP (dynamic password based on event count, RFC4226), TOTP (dynami

Cookie loss (Authentication failure) Authentication (user Authentication information) will also lose _ javascript skills

Window. showModalDialog () and window. open () Cause cookie loss (Authentication failure) Authentication (user Authentication information) will also be lost and I wonder if you have encountered such embarrassment: When your page Authentication adopts the Cookie-based method, such as form and windows integrated

Cookie loss (Authentication failure) Authentication (user Authentication information) will also be lost

I wonder if you have encountered such embarrassment: When your page Authentication adopts the Cookie-based method, such as form and windows integrated Authentication, the following operations may cause the Authentication to fail and Authentication (user Authentication inform

How to call the Web ser Based on Basic Authentication/digest authentication/Windows authencation Authentication Mode and provide the client certificate

Preface: When the client fails to carry non-anonymous authentication modes such as Basic Authentication/digest authentication in IIS, the client must provide the corresponding credential. Important Notes: 1. How to generate proxy class When using the WSDL command, you must provide the user name and password connected to the Web service to generate proxy.

After MSDE is installed, authentication is automatically performed in Windows. The osql command is replaced with sqlserve authentication or hybrid authentication.

-- Modify the registry. 1. Click "start"-"run", enter regedit, and press enter to enter the Registry Editor. 2. Expand the registry key in sequence and browse to the following registry key: [HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ MSSQLServer] 3. Find the name "loginmode" on the right of the screen and double-click to edit the double-byte value. 4. Change the original value from 1 to 2 and click "OK" 5. Disable Registry Editor 6. Restart the SQL Server service. Top Zjcxc (zhujian) on the th

Cookie loss problem (authentication failure) authentication (user authentication information) will also lose _javascript tips

I wonder if you have been so embarrassed: When your page certification is based on a cookie-like approach, such as form,windows integration certification, the following operations sometimes certification failure, authentication (user authentication information) lost, need to log in againAfter the system is logged in normally: First page (pagea.htm): After window.showModalDialog (), the second page pops up

PHP Integrated Dynamic password Authentication (recommended)

This article is mainly for everyone to introduce the PHP integrated Dynamic password Authentication, dynamic password using a secret, using the password to invalidate the way to improve security performance, interested in small partners can refer to Most systems are currently using a static password for authentication login, but because the static password is easy to be stolen, its security can not meet th

Php integrated dynamic password authentication, php Dynamic Password

Php integrated dynamic password authentication, php Dynamic Password Most systems currently use static passwords for identity authentication and logon. However, because static passwords are easy to steal, their security cannot meet security requirements. Dynamic passwords use one password at a time and have expired passwords to prevent security problems caused by password theft.Dynamic passwords include HOT

PHP Integrated Dynamic password Authentication _php instance

Most systems currently use static passwords for identity authentication, but their security cannot meet security requirements because static passwords are easily stolen. A dynamic password is used once in a while and the password is invalidated to prevent the security problems caused by password theft.Dynamic passwords are divided into HOTP (dynamic password based on event count, RFC4226), TOTP (dynamic pa

Web API authentication Bearer token authentication Bearer token authentication

1. Startup.Auth.cs fileAdd Property? 1 public static OAuthBearerAuthenticationOptions OAuthBearerOptions { get; privateset; } Add a static constructor? 1 2 3 4 5 6 7 /// /// 构造函数 /// static Startup() { OAuthBearerOptions = new OAuthBearerAuthenticationOptions();} Method added in Configureauth? 1 2 // 使用不记名身份验证app.UseOAuthBearerAuthentication(OAuthBearerOptions); 2. WebApiConfig.cs fileMethod regist

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 o

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