Yohan Perera

A person wearing a Guy Fawkes mask (also known as a V for Vendetta mask) stands facing forward, looking directly at the camera. They are wearing a dark blue bomber jacket over a black shirt. Behind them is a brightly colored, somewhat abstract graffiti mural depicting a stylized face with snakes or tendrils emanating from it, rendered in shades of green, yellow, pink, and orange. The background is a wall that appears to be made of rough stone or concrete blocks.

#OpSriLanka is incredibly unwise and unhelpful: Here’s Why?

Having seen several posts on Facebook & Twitter calling on “Anonymous” an amateur group of cyber criminals to save Sri Lanka, the question is are we prepared to face the consequences of such an intervention? Calling on international politically motivated cybercriminals to “help” will result in large-scale cyber-attacks on our digital infrastructure which will do…

A close-up shot of a person holding a smartphone vertically in their right hand. The phone screen displays a blue interface with a white mountain icon and the word "VPN" below it, along with "You are connected" in white text, indicating an active VPN service. In the blurred background, a television screen shows blurred images, and a bowl of popcorn is visible in the lower foreground. The person's right arm, wearing a light blue striped sleeve, is visible on the right side of the frame.

Beware of these 4 Myths about VPN

When the war in Vietnam broke out, the US air force began bombing the Ho Chi Minh Trail, a network of paths and trails the guerrilla fighters used for moving combatants and supplies between North Vietnam and South Vietnam. When the US airstrikes targeted these trails, the guerrillas began using underground tunnels to continue their…

A medium eye-level shot shows a man with a beard and dark shirt holding up an open silver MacBook Pro laptop, with its screen prominently displaying the text "YOU'VE BEEN HACKED!" in bright green, pixelated letters against a black background. Only the man's chest, arms, and lower face with his beard are visible, indicating he is looking directly at the viewer while holding the laptop. The background is dark, emphasizing the glowing screen.

My Two Cents on the PayHere Hack

In my blog post titled “The Worrying State of Cybersecurity in Sri Lanka,” published last year, I warned that cybercriminals are increasingly targeting high-profile digital assets owned by government institutions and major business entities. My concern was based on emerging trends and the lack of proactive defense mechanisms in place. A year and two months…

A medium eye-level shot captures a man with a beard, wearing an orange and black plaid shirt, looking down at a smartphone in his left hand. His right hand holds a clear glass mug containing a dark beverage. Overlayed on the image are two white, transparent speech bubbles, suggesting a communication or messaging theme. To the left, a large green plant is partially visible, and the background shows a blurred white wall with shelves and some decorative items.

Thou Shalt not use SMS!

On January 25th, 1915, Alexander Graham Bell revolutionized the way we communicate when he yelled, “Watson, please come here. I want you!” Fifty-six years later Ray Tomlinson made history when he sent the first email in the year 1971. The email said, “QWERTYUIOP”. Then on December 3rd, 1992, Neil Papworth from Vodafone Inc. introduced the…

A close-up, horizontal shot captures a clear glass mason jar filled with warm, glowing string lights, lying on its side on a wet, dark surface that reflects the light. The light from the jar casts a bright orange and yellow glow, illuminating the water puddles and creating sparkling reflections. The background is a blurred wash of warm orange and red tones, suggesting a sunset or artificial lighting.

Final Memory Flashbacks: A Quantum of Solace?

The 2004 science fiction film The “Final Cut” envisions a future where every human being has a microchip implanted in their brain, silently recording every moment they see throughout their lifetime. Upon death, a professional known as “The Cutter” retrieves the recorded footage and carefully edits it into a curated, emotionally palatable narrative. This final…

A close-up, angled shot of an open hard drive, revealing its reflective platter and read/write head, all resting on a dark, textured surface.

5 Questions for Choosing a Cloud Storage Service

When the MP Hon. Ranjan Ramanayake was arrested with a collection of CDs containing private telephone conversations, a friend of mine commented Ranjan should have uploaded the recordings to a Cloud Storage Service instead of copying them to CDs. I do agree with him but is it as easy as it sounds? There are at…

A close-up, eye-level shot focuses on a rack of network servers, densely packed with various cables. Multiple white and blue network cables, likely fiber optic, are plugged into ports on the server units, with their green indicator lights glowing. Some red cables are visible in the foreground, out of focus. The silver server casings and their ventilation grilles are clearly visible, indicating a complex data center or server room environment.

Kiss, Kiss, Bye, Bye G Suite Legacy Free Edition!

Prior to December 6, 2012, Google allowed users around the world to sign up for the G Suite Legacy Free Edition, which was a freemium version of Google’s G Suite offering. I am one of those users who signed up. Sixteen years later in January 2022, Google announced that support for the G Suite legacy…

A powerful shot from a slightly low angle captures a muscular, shirtless man with dreadlocks and a black and white bandana, performing an exercise on parallel bars. He is seen from the back, leaning forward with his arms engaged, showcasing his well-defined back and arm muscles. He wears black athletic pants with an orange waistband visible. The sky is bright and clear in the background. A partial view of a white flag with a black symbol is on the right, and a blue base of the exercise equipment is on the left.

I’m a Tough Guy! Are You?

In the film “Big Game” the President of the United States (Samuel L. Jackson) while running for his life explains about looking tough to a 13-year-old boy he met in the woods. It’s a very interesting conversation. Jackson tells the little boy, “Sometimes you don’t have to be tough. You just have to look tough.”…

A shallow depth of field shot focuses on the back of a child's head, showing their curly dark hair and the upper portion of their white t-shirt. The child is facing away from the camera. In the blurred background, an adult male, wearing a white t-shirt and light-colored sweatpants, stands with one hand on his hip and the other hand raised with an index finger pointed, as if scolding or instructing. The setting appears to be an indoor room with light walls and a framed picture on the right.

My thoughts on #no​ගුටි (#nospanking)

In the event, you are not aware, #noගුටි (#noguti: translates to #nospanking) is a national campaign launched by the Stop Child Cruelty Trust with the Child Protection Alliance of Sri Lanka to promote the ban of Corporal punishment in schools. The campaign was officially launched on February 21, 2022, at the Goethe Institute in Colombo….

A high-angle shot captures a pair of dark gray JBL Tune 500BT headphones resting on a dark, possibly black, surface. The headphones are folded, with the earcups turned inwards and the headband slightly curved. The "JBL" logo is visible on the side of one earcup. The textured padding of the earcups and headband is also visible. The lighting creates a subtle highlight on the top edge of the headband and the earcups.

JBL Tune 500BT: 2+ Years Later

A part of my daytime job requires editing videos. I edit at least two videos per week. I am not a professional editor, but I help the in-house production team with basic edits because editing those videos require a sound knowledge of theology and a pastoral perspective, although I don’t know the head or tail…

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