Setup Hmailserver  with ssl works with Outlook 2016 but not with Roundcube 

Hits: 1538How to generate custom self-signed SSL certificates and apply it to Dovecot – Plesk Help Center, producing the certs for HmailServer worked using these directions for OpenSSl for windows. http://slproweb.com/products/Win32OpenSSL.html cd into install dir c:\openssl-win32\bin use .\ before each command.   I followed Generate root private key: # openssl genrsa -out rootCA.key 2048 Generate …

Data #Privacy Concerns with @Gmail – Hacker Noon. It’s time for your own your #Corporate #Email Server

Hits: 301If you are a drop concerned about privacy take your email out of the Gmail Google universe Get your own Email Server instead of having all of your email secrets mined for profit and given away to authorities that you haven’t authorized. When you use Gmail as well as other google products your emails …

How to get reverse DNS for your EC2 instance as well as to raise email sending limit. Amazon Web Services

Hits: 3855 Request to Remove Email Sending Limitations In order to maintain the quality of Amazon EC2 addresses for sending email, we enforce default limits on the amount of email that can be sent from EC2 accounts. If you wish to send larger amounts of email from EC2, you can apply to have these limits …

Recommended Network ACL Rules for Your #VPC – @Amazon Virtual Private Cloud – Be sure to use correct Region

Use NACL on AWS VPC as a firewall

Hits: 471Easy way to block simple attacks from a single IP address or a a few on the same network. Until I automate the a block script, I did this manually, but first I was connected to the wrong region. There are really intelligent hacks, then there are medium intelegence hacks, and there are just …