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What is a Firewall?

What is a Firewall ? A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules. Its purpose is to establish a barrier between your internal network and incoming traffic from external sources (such as the internet) in order to block malicious traffic like viruses and hackers. How does a firewall work? Firewalls carefully analyze incoming traffic based on pre-established rules and filter traffic coming from unsecured or suspicious sources to prevent attacks. Firewalls guard traffic at a computer’s entry point, called ports, which is where information is exchanged with external devices.  Think of IP addresses as houses, and port numbers as rooms within the house. Only trusted people (source addresses) are allowed to enter the house (destination address) at all—then it’s further filtered so that people within the house are only allowed to access certain rooms (d

Online Networking Meetings Tips

1) Check your internet speed. Restart Router if necessary http://www.speedtest.com.sg 2) Dress Up Professionally 3) Position Yourself Not too Far, Not too Near. Notice the eye level and shoulders. Perfect Framing 4) Get Good Video Conferencing Equipment Good WebCam - Logitech FHD WebCam , Microsoft LifeCam, Razer Kiyo Good Microphone - Blue Yeti, Samson Go, Razer   Good Headset - Logitech , Plantronics 5) Get a Good Lighting Straight-on  lighting  is  best  for  video calls , especially if you sit facing a  light  source. This ensures your face is well illuminated and clearly visible. Using natural  light  from the window to fill in the sides also creates pleasing, accurate skin tones in the camera and renders accurate colors For even more results, you would like to consider three point lighting. You must avoid sitting behing a bright window or door (as shown below). The video shown to others will be silhouette.Which picture below would you like people to

Is there a better way to work with Virtual Reality(VR) and Augmented Reality (AR)?

Is there a better way to work with Virtual Reality(VR) and Augmented Reality (AR)? Virtual Reality (VR) is a simulated experience that can be similar to or completely different from the real world. Applications of virtual reality can include entertainment and educational purposes. Other, distinct types of VR style technology include augmented reality and mixed reality Augmented Reality (AR)  is an interactive experience of a real-world environment where the objects that reside in the real world are enhanced by computer-generated perceptual information, sometimes across multiple sensory modalities, including visual, auditory, haptic, somatosensory and olfactory Due to the COVID-19, we are starting to accept that we should consider the new ways to work. There are many high technology companies that are offering new innovative and interesting solutions now. Spatial is an evolutionary new way to interact and work with people using Virtual Reality (VR) and Augmented Reality (

How does Cyber Criminals Spear Phish you?

How does Cyber Criminals Spear Phish you? Cyber Criminals will scan thru internet and target business that  Multiple presence globally Have overseas customers Have overseas suppliers Doing regular bank transfer payment From your website, study your nature of your business Thru social engineering, ask for the finance/accounts key person's email address  Thru social media like Facebook, LinkedIn, study how to target the key person.  From the domain information, the cyber criminal can know whether the user is a Google, Office 365 or Domain Registrar POP/IMAP Mail Hosting   Obtain the key person email password by directing you to go to the fake website to authenticate identity and password. After obtaining the mail login credentials, login to webmail and setup 3 forwarding email rules to monitor your activities silently (See Below) Email that has certain keywords in the subject or body like "late payment", "wire transfer", "due payment"

Microsoft Teams Video Conference Updates - May 2020

Many users have been requesting great features that were found in Zoom meeting. Finally,  Microsoft has released their latest features in Microsoft Teams . These are some of the new great features Increase the number of simultaneous videos in a Microsoft  Teams   meeting from 4 to 9 (Zoom can show up to 49 videos) Raise your hand! Background Effects - Y ou can select predetermined virtual background. However, there is a workaround which y ou can import and select your own customised background.   Zoom performed poorly here if you do not a green screen or a plain background. Some Zoom users reported ghostly or discoloured video.  Here, Microsoft Teams has done extremely well for their virtual background. it works very well in any environmental settings.    Taken in Zoom Meeting - Pixelated Image in Virtual Background   Taken in Microsoft Teams - Clean Image   in Virtual Background Background Blur for iOS Live Captions for iOS and A

New Microsoft 365

New  Microsoft 365 " The world’s productivity cloud " this represents the vision for the future of Microsoft. It is an integrated set of apps and services that puts artificial intelligence (AI) and other cutting-edge innovations to work for you. At a moment when businesses are facing extraordinary health and economic challenges. Why are you making these changes? Microsoft 365 is an integrated set of apps and services that puts AI and other cutting-edge innovations to work for you. And for small and medium-sized businesses, that includes new capabilities in Microsoft Teams to help you host rich meetings and events online; cloud file storage and sharing capabilities so you can collaborate from anywhere; and security and identity solutions to safeguard your businesses. Second, we’re always looking for ways to simplify. This new approach to naming our products is designed to help you quickly find the plan you need and get back to your business. How does Office fit into Microsoft

Shortcut Keys that you may not know !!

Shortcut Keys that you may not know !! CTRL+A. . . . . . . . . . . . . . . . . Select All CTRL+C. . . . . . . . . . . . . . . . . Copy CTRL+X. . . . . . . . . . . . . . . . . Cut CTRL+V. . . . . . . . . . . . . . . . . Paste CTRL+Z. . . . . . . . . . . . . . . . . Undo CTRL+B. . . . . . . . . . . . . . . . . Bold CTRL+U. . . . . . . . . . . . . . . . . Underline CTRL+I . . . . . . . . . . . . . . . . . Italic F1 . . . . . . . . . . . . . . . . . . . . . . Help F2 . . . . . . . . . . . . . . . . . . . . . Rename selected object F3 . . . . . . . . . . . . . . . . . . . . . Find all files F4 . . . . . . . . . . . . . . . . . . . . . Opens file list drop-down in dialogs F5 . . . . . . . . . . . . . . . . . . . . . Refresh current window F6 . . . . . . . . . . . . . . . . . . . . . Shifts focus in Windows Explorer F10 . . . . . . . . . . . . . . . . . . . . Activates menu bar options ALT+TAB . . . . . . . . . . . . . . . . Cycles between open applications ALT+F4 . . . . . . . . . . . . . .