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Mail Flow Topology

It is important to understand the entire mail flow from sender to receiver. It helps to understand the entire mechanics and workings of all the several components that exists in the mail flow topology. The understanding of this will help you to troubleshoot why some email cannot be send or why you cannot receive certain emails. A - User compose a  email using Mail Client. The email is sent from mail client to mail server via SMTP, MAPI or ActiveSync. The Mailbox maintain constant connectivity B - Mail Server check for outgoing mail security rules/policies C - If YES, then check for Internal Mailbox D - Deliver to Mailboxes E - If uncached or new MX Domain record, then query MX from DNS Server F - Sender Mail to Receiver Mail Server via SMTP (25, 2525) or SMTPS (465) or SMTP/TLS (587) G - Received Mail Server check SPF records H - Mail Server check for incoming mail security rules/policies I - Mail Server check for valid user mailbox J - Mail Server deliver to User mailbox

Why Cyber Security is important to SME? Useful Tips on how you protect and secure your business

The Internet allows businesses of all sizes and from any location to reach new and larger markets and provides opportunities to work more efficiently by using computer-based tools. Whether a company is thinking of adopting cloud computing or just using email and maintaining a website, cybersecurity should be a part of the plan. Theft of digital information has become the most commonly reported fraud, surpassing physical theft. Every business that uses the Internet is responsible for creating a culture of security that will enhance business and consumer confidence. SME Cyber Security Broadband and information technology are powerful factors in small businesses reaching new markets and increasing productivity and efficiency. However, businesses need a cybersecurity strategy to protect their own business, their customers, and their data from growing cybersecurity threats. To know more CyberSecurity  https://www.winpro.com.sg/it-security/ IT Support, IT Company, IT Services Win-Pro S

Why we need to use office 365 ?

Why we need to use office 365 ? People like to say be more Productivity. But productivity can be summed up in a simple question: Can I do my job easier ? Microsoft has invested heavily trying to make the user and administrator experiences of Office 365 as easy and simple as possible. there are 12 reasons describing why you should use Office 365. Go through the entire article to know more. 1. Use the tools you already know and use. Office 365 works seamlessly with the programs you already know and use – including Outlook, Word, Excel, OneNote, Publisher and PowerPoint. These tools provide the same great features you rely on as well as powerful capabilities in Office 365. With a number of subscription levels, you can see if others are editing documents you are using, synchronise documents with your desktop, broadcast PowerPoint presentations, and check documents in and out of your online document library. 2. Simple to learn and easy to use Office 365 is simple to learn and straightforwar

History of Logitech Webcam - How did it all started?

History of Logitech Webcam - How did it all started? In 1998,  The first of Logitech’s QuickCam webcams, the  QuickCam  VC webcam featured an eyeball design that has become one of the most recognizable shapes in the PC industry. Logitech purchased the  QuickCam  brand when the company acquired the hardware division of Connectix in 1998. Logitech has carefully fine-tuned the eyeball design over time. At that time CU-SeeMe is the most popular video conferencing software. In 2009, Logitech acquired Lifesize. 2012, Logitech launched two model of Logitech ConferenceCam  BCC950, CC3000E 2016, Lifesize was spun out of Logitech and is privately owned. In 2005, the QuickCam webcam was named by PC World magazine as one of The 50 Greatest Gadgets of the Past 50 Years. In recently, the Logitech Webcam has evolved to the modern design.  Logitech C270 HD Webcam Logitech C925E FHD Webcam Logitech C930E FHD Webcam IT Support, IT Company, I

How to Take Multiple Quick SnapShot in Zoom Meeting and Save To Clipboard in Windows 10?

Everyone of us are attending zoom meeting.The presenter might not provide you with the presentation slides. The only way that you can do is to take a snapshot and save it as a image file. The entire process of this is totally draining and tiring. I found out a quick way that allow you to press "Prt Scr" to take a snapshot of the slides that you want. Every snapshot will stored in the Multiple Image Clipboard. After the presentation, you can transfer all your picture snapshot of the presentation from the Clipboard to your Word document or OneNote.   How to Take Multiple Quick SnapShot in Zoom Meeting and Save To Clipboard in Windows 10? Kindly follow the below steps to enable the option “Save Multiple Items To Clipboard of Windows 10”. Go to  Windows Settings  using the shortcut  Win Key + I . Click on  System . System From the left pane, click on  Clipboard . Clipboard Under Clipboard history, enable the toggle key of  “Save multiple items to the clipboard to use later” . Ena

How to have the Best Video Conference Meeting Experience?

Better Video/Audio  Good WebCam -  Logitech FHD WebCam , Microsoft LifeCam, Razer Kiyo Good Microphone - Blue Yeti, Samson Go, Razer   Good Headset -  Logitech ,  Plantronics ,  Jabra Good Speakerphone - Jabra , Logitech , Poly (Plantronics) , Yealink Better Position Realign eye level to webcam Better Lighting  Avoid any light source like windows or lamp behind you Observe 3 point Lighting Enable FHD  In Zoom https://support.zoom.us/hc/en-us/articles/207347086-Group-HD Need Business, Enterprise and Education (Pro version can support HD 720p only) Run on i7 processor notebook Enable Group HD Select Full HD (1080P) Need at least  Receiving (Download) 2.5 Mbps   Sending (Upload) 3Mbps  Check here https://www.speedtest.sg In Microsoft Teams Default is FHD 1080p IT Support, IT Company, IT Services Win-Pro Singapore IT Support, IT Company, IT Services Win-Pro Malaysia

Free Online Security Tools

Have I Been Pawned?   Check whether your email address that has been compromised in a data breach AbuseIPDB : Provides reputation data about the IP address or hostname BrightCloud URL/IP Lookup : Presents historical reputation data about the website Desenmascara.me : Flags websites suspected of selling counterfeit products FortiGuard lookup : Displays the URL’s history and category Google Safe Browsing : Look up the website’s current status hashdd : Provides historical data about IPs, URLs, etc. IBM X-Force Exchange : Provides historical data about IPs, URLs, etc. Joe Sandbox URL Analyzer : Examines the URL in real time Is It Hacked : Performs several checks in real time and consults some blacklists IsItPhishing : Assesses the specified URL in real-time Kaspersky Threat Intel Portal : Looks up the IP, URL, or domain in a blacklist Norton Safe Web : Presents historical reputation data about the website Palo Alto Networks URL Filtering : Looks up the URL in a blacklist Phis