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Testing Result of Barracuda Email Security Gateway and Advanced Threat Protection

As soon as installation process and creating policy process finishes, i kept Barracuda Email Security for 15 days monitoring. Below are the outcome from Barracuda Email Security 1. Total Email Traffic log status with Block result 2. No of threat in emails 3. Blocked of Spam emails, Adv Emails, Facebook Emails and Corona Phishing Emails Facebook Emails Block Porn Emails Block Corona Spam Email Block 4. Email Attachment Analysis Hence from above screenshot and analysis, Barracuda Email Security Gateway and Advanced Threat Protection is working perfectly protecting organization from increasing email threats.
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Creating Security Policy on Barracuda Email Security Gateway and Advanced Threat Protection

I am creating email security policy as per email security policy guideline of my organization. while creating policy we needs to understand needs of organization, current workflow and exceptional cases like if any hacker sends attachment from genuine domain like from gmail then email will not be blocked as gmail ip source and domain status is genuine, in this case email can be scanned by attachment file type and message body contains. Social Media emails,advertisements emails, sign petition emails etc are strictly prohibited so policy needs to be created to blocked these sorts of junk emails. Hence below are email security policy i have created on Barracuda Email Security Gateway and Advanced Threat Protection following theory,principle and recommendation from NIST Guidelines on Electronic Mail Security. Attachment Filtering Go to BLOCK/ACCEPT Menu > Click on Attachment Filtering  - For inbound mail, add the attachment filename patterns you want to block, quarantine or ...

Configuring Barracuda Email Security Gateway and Advanced Threat Protection

Configure the Barracuda Email Security Gateway   From a web browser, enter the IP address of the Barracuda Email Security Gateway followed by port 8000. Default Port: http://192.168.200.200:8000 Log in to the web interface using admin credential For maximum security, Barracuda recommends changing the administrator password on the BASIC > Administration page. On the BASIC > IP Configuration page, enter the required information in the fields as described in the following table: Fields Description TCP/IP Configuration The IP address, subnet mask, and default gateway of your Barracuda Email Security Gateway. The TCP port is the port on which the Barracuda Email Security Gateway receives incoming email. This is usually port 25. Destination Mail Server TCP/IP Configuration The hostname or IP address of your destination mail server; for example  mail.yourdomain.com . This is the mail server that receives email aft...

Installing Barracuda Email Security Gateway and Advanced Threat Protection

After researching the pros and cons of email security application among the best out of the bunch, I came to the conclusion that Barracuda Email Security Gateway was one of the polished ones with a wide range of features that came with.  Given the fact that Microsoft Email Security, Fortinet Email Security and a few other similar applications are some of the most common and widely used, I choose Barracuda Email Security Gateway for its low cost, effective services and excellent review from world wide customers. I have review demo from local vendor Dristi Tech and proceed further installation according to demo and guidance. Installing Method 1. Resources Allocations a) Email Security Gateway Minimum 2.5 GB RAM per core recommended Minimum 60 GB available hard disk space b) Message Archive Minimum 4 GB RAM per core recommended Minimum 100 GB available hard disk space 2. Installation User can request 30 days trail or download license based image fil...

Analysis of Email Security recent Threats and Cyber Crimes

Scammers are sending 18 million hoax emails about Covid-19 every day targeting business and organizations, according to Google "The pandemic has led to an explosion of phishing attacks in which criminals try to trick users into revealing personal data".The company said it was blocking more than 100 million phishing emails a day. Over the past week, almost a fifth were scam emails related to coronavirus. Barracuda Networks said it had seen a 667% increase in malicious phishing emails during the pandemic.Scammers have been sending fake emails and text messages claiming to be from the UK government, the WHO, the Centre for Disease Control and Prevention and even individual US officials, including President Trump which has compromised many business organization. Below is sample demo of how spam emails effects organization Below is the screenshot of fake Coroan Spam Email. Analysis of Email Security recent Threats and Cyber Crimes 1- Spoofing and Phishing In an ema...

Learning Email Transmission Protocol

We all use emails because it is fast and makes our lives easier.  In the conventional mailing system, the processing time was indefinite. When comparing both systems, there is a drastic difference. However, in some unusual situations, the emails could be delayed unpredictably. Knowing how the email system works is important to all the email users. However, most of us are unaware of what goes on behind the scenes. Learning this will help to figure out the status of your emails sent that ended up in an error or with a bounce back message. We will see the working of emails in detail in this article. What is email? The term “email” stands for “electronic mail”. The electronic mail is introduced first in the 1960s, however it became available in the current structure in the 1970s. Let us take a look at how email actually works. Protocols used in email systems The email communication is done via three protocols in general. They are listed below. IMAP POP SMTP 1. IMAP...