Fixes 404s

src/cloud/project/project-webint-basic.md

@@ -10,7 +10,7 @@ functional_areas:
   - Configuration
 ---
 
-The {{site.data.var.ece}} [Project Web Interface](https://accounts.magento.cloud) enables you to do the following for all Starter and Pro environments:
+The {{site.data.var.ece}} [Project Web Interface](https://account.magento.com/customer/account/login/) enables you to do the following for all Starter and Pro environments:
 
 -  [Access projects](#project-access)
 -  Create and manage projects
@@ -31,7 +31,7 @@ The Project Web Interface provides several ways to access your project and envir
 
 To access projects and environments through the Project Web Interface:
 
-1. [Log in to your project](https://accounts.magento.cloud).
+1. [Log in to your project](https://account.magento.com/customer/account/login/).
 1. Click **Access Project** for a list of URLs and SSH.
 
    ![Access your project by URL or SSH]({{ site.baseurl }}/common/images/cloud_project-access.png){:width="600px"}

src/guides/v2.3/extension-dev-guide/build/composer-integration.md

@@ -222,7 +222,7 @@ Where:
 [2]: https://packagist.org/
 [3]: https://getcomposer.org/doc/05-repositories.md#path
 [4]: https://www.iso.org/iso-639-language-codes.html
-[5]: https://docs.magento.com/marketplace/sellers/company-profile.html
+[5]: https://devdocs.magento.com/marketplace/sellers/profile-company.html
 [6]: https://marketplace.magento.com/
 [7]: https://marketplace.magento.com
 [8]: {{ page.baseurl }}/extension-dev-guide/package/package_module.html#package-metapackage

src/guides/v2.3/extension-dev-guide/prepare/lifecycle.md

@@ -309,6 +309,5 @@ Avoid this situation by not including dependencies in your uninstall event class
 [`ModuleDataSetupInterface`]: {{ site.mage2bloburl }}/{{page.guide_version}}/lib/internal/Magento/Framework/Setup/ModuleDataSetupInterface.php
 [Customer module's DefaultCustomerGroupsAndAttributes.php]: {{ site.mage2bloburl }}/{{page.guide_version}}/app/code/Magento/Customer/Setup/Patch/Data/DefaultCustomerGroupsAndAttributes.php
 [`ModuleContextInterface`]: {{ site.mage2bloburl }}/{{page.guide_version}}/lib/internal/Magento/Framework/Setup/ModuleContextInterface.php
-[User module's UpgradeData.php]: {{ site.mage2bloburl }}/{{page.guide_version}}/app/code/Magento/User/Setup/UpgradeData.php
 [Component Manager]: {{ page.baseurl }}/comp-mgr/extens-man/extensman-uninst-final.html
 [`UninstallInterface`]: {{ site.mage2bloburl }}/{{page.guide_version}}/lib/internal/Magento/Framework/Setup/UninstallInterface.php

src/guides/v2.3/extension-dev-guide/security/non-secure-functions.md

@@ -16,7 +16,7 @@ As a developer, you should avoid using functions that introduce vulnerabilities
 The following is a list of [PHP](https://glossary.magento.com/php) functions that are known to be vulnerable and exploitable.
 Avoid using these functions in your code.
 
-*  [`eval`](http://php.net/manual/en/function.eval.php){:target="_blank"} - Using `eval` is considered bad practice because of its ability to [execute arbitrary PHP code](https://www.owasp.org/index.php/PHP_Security_Cheat_Sheet#Code_Injection){:target="_blank"}.
+*  [`eval`](http://php.net/manual/en/function.eval.php){:target="_blank"} - Using `eval` is considered bad practice because of its ability to [execute arbitrary PHP code](https://cheatsheetseries.owasp.org/cheatsheets/Injection_Prevention_Cheat_Sheet.html){:target="_blank"}.
 *  [`serialize`](http://php.net/manual/en/function.serialize.php){:target="_blank"}/[`unserialize`](http://php.net/manual/en/function.unserialize.php){:target="_blank"} - Attackers can create an exploit for these functions by passing a string with a serialized arbitrary object to the `unserialize` function to [run arbitrary code](https://www.owasp.org/index.php/PHP_Object_Injection){:target="_blank"}.
 *  [`md5`](http://php.net/manual/en/function.md5.php){:target="_blank"} - The algorithm for this function is known to have [cryptographic weaknesses](https://www.owasp.org/index.php/Guide_to_Cryptography#Hashes){:target="_blank"}.
    You should never use this function for hashing passwords or any other sensitive data.

src/guides/v2.3/security/two-factor-authentication.md

@@ -16,7 +16,7 @@ Two-Factor Authentication gives you the ability to:
 At this time, Two-Factor Authentication can be installed only from the command line.
 
 {:.bs-callout-info}
-**Magento Community Contribution** - Magento thanks [Riccardo Tempesta](https://twitter.com/rictempesta) of [MageSpecialist](https://partners.magento.com/portal/details/partner/id/129) for contributing these features as part of the Magento Community Engineering program.
+**Magento Community Contribution** - Magento thanks [Riccardo Tempesta](https://twitter.com/rictempesta) of [MageSpecialist](https://partners.magento.com/portal/details/partner/index/id/129/) for contributing these features as part of the Magento Community Engineering program.
 
 ## Install 2FA