How to see all availabe certificate authority(CA) for HTTPS,

How to see all availabe certificate authority(CA) for HTTPS,

You can see all certificates on file that identify these certificate authorities,

1. Open Firefox browser -> Click the “preferences “

2. Click Advanced -> and then click Certificates

3. Click the “Authorities” tab, then you can view all available certificate authority,

 

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Let’s Encrypt HTTPS Certifications install in digital ocean/Azure Cloud Services

Let’s Encrypt install digital ocean/Azure:-

Let’s Encrypt is a free, open and automated certificate authority (CA) provided as a service by the Internet Security Research Group (ISRG).

Let’s Encrypt is designed to simplify the acquisition of SSL/TLS digital certificates proving a site’s authenticity, while also providing encryption. Its automated processes will also help reduce page errors due to out of date certificates.

Please follow the given link to install let’s encrypt certificate to a site,
https://www.digitalocean.com/community/tutorials/how-to-secure-apache-with-let-s-encrypt-on-ubuntu-14-04

To execute the interactive installation and obtain a certificate that covers only a single domain, run the certbot command with:

sudo certbot --apache -d example.com

During ssl certificate adding, you might have gettin following error,

Solution:-

Need to add TCP port 443 in azure portal ==> Endpoints

How to install/debug wordpress on Digital Ocean/Azure/Ubuntu Series

How to install wordpress on ubuntu series:-

1. Please follow the given link to install wordpress,

https://www.tecmint.com/install-wordpress-on-ubuntu-16-04-with-lamp/

During Installation, you might get following errors:-

1. When uploading/importing data/.xm file is morethan 2MB, it will through error like file size is exceeded. For that need to change the below mentioned file in upload_max_filesize size.
/etc/php/7.0/apache2/php.ini

/etc/php/7.0/cgi/php.ini

/etc/php/7.0/cli/php.ini
Note:-
;;;;;;;;;;;;;;;;

; File Uploads ;

;;;;;;;;;;;;;;;;

; Whether to allow HTTP file uploads.

; http://php.net/file-uploads

file_uploads = On

; Temporary directory for HTTP uploaded files (will use system default if not

; specified).

; http://php.net/upload-tmp-dir

;upload_tmp_dir =

; Maximum allowed size for uploaded files.

; http://php.net/upload-max-filesize

upload_max_filesize = 200M

; Maximum number of files that can be uploaded via a single request

max_file_uploads = 500

2. Some times getting the following errror, when rendering the admin page (https://139.59.22.116/wp-admin/)

Attackers might be trying to steal your information from 139.59.22.116 (for example, passwords, messages or credit cards).
NET::ERR_CERT_COMMON_NAME_INVALID

2.1 For that need to change the Login in wp-admin, Go to Setting ==> and chnage the below mentioned fields,

WordPress Address (URL) — http://fixnix.co

Site Address (URL) — http://fixnix.co

2.2 Login in to wordpress database, and change the below mentioned fields values,

mysql> select * from wp_options limit 2;

+———–+————-+——————+———-+

| option_id | option_name | option_value | autoload |

+———–+————-+——————+———-+

| 1 | siteurl | http://fixnix.co | yes |

| 2 | home | http://fixnix.co | yes |

+———–+————-+——————+———-+

mysql> update wp_options set option_value=”http://blogs.fixnix.co” where(option_id=1);
mysql> update wp_options set option_value=”http://blogs.fixnix.co” where(option_id=2);

3. How to get backup of all file in wordpress,

Copy all folders/files inside html folder, to your local system,


and need to change the database/username/password in /var/www/html/wp-config.php

/** MySQL database username */

define(‘DB_USER’, ‘wordpress’);

/** MySQL database password */

define(‘DB_PASSWORD’, ‘ff8ba86e021808645bf6f9460461724d7e9b29c68f1d7388’);

/** MySQL hostname */

define(‘DB_HOST’, ‘localhost’);

/** Database Charset to use in creating database tables. */

define(‘DB_CHARSET’, ‘utf8’);

/** The Database Collate type. Don’t change this if in doubt. */

define(‘DB_COLLATE’, ”);

4. How to export/import the blogs data,

Login as a wp-admin, Go to Tools==>Import/Export the data’s in .xml format

5. How to apply theme’s for wordpress site,

Login as wp-admin, Go to Appearance==>Themes and then choose your theme and activate it.

When applying main theme, you can choose theme sub category also.. ie, beetheme(Main theme)==>IT Service(Sub theme)

 

6. WordPress: Requested URL Was Not Found on this Server

Need to change /etc/apache2/apache2.conf AllowOverride
None to AllowOverride All

    <Directory />         
     Options FollowSymLinks        
     #AllowOverride None   
      AllowOverride All
   </Directory>

and also, you need to follow the below commands,

sudo a2enmod rewrite
sudo service apache2 restart

7.    How to download all files(text,audio,video,themes and plugings, etc) from wordpress,
To download all file in wordpress using the All-in-One WP Migration plugins,

To download the plugins and activate it.
allinone1

 

allinone

8. How to extend the size of file upload in All-in-One Wp Migration Plugins,

Please follow the below link to extend the file upload size

https://ryankozak.com/all-in-one-migration-sizelimit/