adding links for password requirements

_install-and-configure/install-opensearch/debian.md

@@ -146,6 +146,9 @@ APT, the primary package management tool for Debian–based operating systems, a
    ```
    {% include copy.html %}
 
+   For more information, see the [password requirements]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/docker/#password-requirements).
+   {: .note}
+
    - To install a specific version of OpenSearch:
 
    ```bash

_install-and-configure/install-opensearch/helm.md

@@ -31,7 +31,7 @@ The instructions here assume you have a Kubernetes cluster with Helm preinstalle
 
 The default Helm chart deploys a three-node cluster. We recommend that you have at least 8 GiB of memory available for this deployment. You can expect the deployment to fail if, say, you have less than 4 GiB of memory available.
 
-For OpenSearch 2.12 or later, you must provide `OPENSEARCH_INITIAL_ADMIN_PASSWORD` to start the cluster. Customize the admin password in `values.yaml` under `extraEnvs`, as shown in the following example:
+For OpenSearch 2.12 or later, you must provide `OPENSEARCH_INITIAL_ADMIN_PASSWORD` to start the cluster. Customize the admin password in `values.yaml` under `extraEnvs`, following the [password requirements]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/docker/#password-requirements), as shown in the following example:
 
 ```yaml
 extraEnvs:

_install-and-configure/install-opensearch/rpm.md

@@ -44,12 +44,11 @@ This guide assumes that you are comfortable working from the Linux command line
     ```
     {% include copy.html %}
 
-1. From the CLI, you can install the package with `rpm` or `yum`:
+1. From the CLI, you can install the package with `rpm` or `yum`.
+
+   For new installations of OpenSearch 2.12 and later, you must define a custom admin password in order to set up a demo security configuration. Use one of the following commands to define a custom admin password, following the [password requirements]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/docker/#password-requirements):
 
    ```bash
-   # For new installations of OpenSearch 2.12 and later, you must define a custom admin password in order to set up a demo security configuration.
-   # Use one of the following commands to define a custom admin password:
-
    ## Install the x64 package using yum.
    sudo env OPENSEARCH_INITIAL_ADMIN_PASSWORD=<custom-admin-password> yum install opensearch-{{site.opensearch_version}}-linux-x64.rpm
 
@@ -61,9 +60,11 @@ This guide assumes that you are comfortable working from the Linux command line
 
    ## Install the arm64 package using rpm.
    sudo env OPENSEARCH_INITIAL_ADMIN_PASSWORD=<custom-admin-password> rpm -ivh opensearch-{{site.opensearch_version}}-linux-arm64.rpm
+   ```
 
-   # Use the following command for OpenSearch versions 2.11 and earlier:
-
+   Use the following command for OpenSearch versions 2.11 and earlier:
+
+   ```bash
    ## Install the x64 package using yum.
    sudo yum install opensearch-<version>-linux-x64.rpm
 

_install-and-configure/install-opensearch/tar.md

@@ -100,7 +100,7 @@ An OpenSearch node configured by the demo security script is not suitable for a
    ```
    {% include copy.html %}
 
-   For OpenSearch 2.12 or greater, set a new custom admin password before installation using the following command:
+   For OpenSearch 2.12 or later, set a new custom admin password before installation using the following command, following the [password requirements]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/docker/#password-requirements):
    ```bash
    $ export OPENSEARCH_INITIAL_ADMIN_PASSWORD=<custom-admin-password>
    ```

_install-and-configure/install-opensearch/windows.md

@@ -60,7 +60,7 @@ An OpenSearch node in its default configuration (with demo certificates and user
          {% include copy.html %}
 
       1. Run the batch script.
-         For OpenSearch 2.12 or later, use the following command to specify a custom admin password:
+         For OpenSearch 2.12 or later, use the following command to specify a custom admin password, following the [password requirements]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/docker/#password-requirements):
          ```bat
          > set OPENSEARCH_INITIAL_ADMIN_PASSWORD=<custom-admin-password>
          ```

_security/configuration/demo-configuration.md

@@ -85,7 +85,7 @@ For OpenSearch 2.12 or later, set a new custom admin password before installatio
 
 ### Helm
 
-For Helm charts, the demo configuration is automatically installed during the OpenSearch installation. For OpenSearch 2.12 or later, customize the admin password in `values.yaml` under `extraEnvs`:
+For Helm charts, the demo configuration is automatically installed during the OpenSearch installation. For OpenSearch 2.12 or later, customize the admin password in `values.yaml` under `extraEnvs`, following the [password requirements]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/docker/#password-requirements):
 
 ```yaml
 extraEnvs: