Category: Security Page 3 of 5

Why Bug Fixes Are Just as Important as System Updates

A computer on a scale is contrasted with a box with an error, symbolizing the importance of bug fixes and updates.
Bug fixes maintain stability no less than system updates

In the modern digital environment, most users are accustomed to perceiving updates as something big and noticeable: new design, features, interfaces or capabilities that immediately catch the eye. Updates are associated with something significant that adds new potential to a system. At the same time, bug fixes — meaning corrections of errors in software — often seem less noticeable and even “boring.” However, in reality, they are fundamentally important and, in some cases, even more critical than large-scale updates. To understand why, it’s worth examining the nature of bugs, their impact on stability and security, and how to correctly evaluate the quality of software.

How Let’s Encrypt Changed the Architecture of Security

A shield with a lock symbolizing data protection and secure internet connections.
How Let’s Encrypt made the internet safer

The emergence of Let’s Encrypt became one of the most important milestones in the history of internet security. Until 2015, obtaining an SSL or TLS certificate was a complex, expensive, and time-consuming process. Many website owners postponed switching to HTTPS because they had to navigate bureaucratic procedures, wait for certificate approval, and manually configure their servers. This created a paradox: the technology for protecting data existed, but access to it remained limited. Let’s Encrypt made security widespread, affordable, and automated — transforming not only the approach to encryption but also the architecture of the internet as a whole.

Why the Transition from HTTP to HTTPS Took 20 Years

The screen shows HTTP with an open lock on the left, HTTPS with a closed lock on the right, and an hourglass in between.
The long journey from unencrypted connections to complete web traffic security

The transition of the internet from HTTP to HTTPS seems like an obvious step today, when secure connections have become the standard. However, this process stretched out for nearly two decades. Although HTTPS has existed since the late 1990s, its widespread adoption began only after 2015. The reasons for this delay lie in technical limitations, low availability of certificates, reluctance of website owners to change infrastructure, and even psychological factors. To understand why the entire world took so long to switch to a secure protocol, it’s important to look at the history, technologies, and context of internet development.

How Backup Frequency Affects the Risks of Data Loss

Cloud backup next to calendar, clock and server disks.
How the rarity or frequency of backups determines the amount of potential loss after a failure

Backup, or data copying, is the process of creating copies of information that can be restored in case of a failure, error, or cyberattack. Although the idea itself seems simple, it is the frequency of creating backups that determines how serious the consequences of data loss may be. Some companies make backups once a day, others every hour, and some use complex automated scenarios. But regardless of business size, it is the regularity of saving copies that determines how much information you risk losing in case of an incident. Backup frequency directly affects the so-called recovery point, or RPO, which shows the amount of time for which data may be lost without critically affecting system operation.

Why a VPN Does Not Guarantee Privacy When You Use Mobile Internet

Smartphone with activated VPN between user and cell tower, with geolocation and surveillance icons.
VPN privacy limitations when using mobile internet

A VPN has long become a tool that most users perceive as a universal means of protecting privacy. It creates an encrypted tunnel between your device and the VPN provider’s server, hiding your IP address and making data interception more difficult. However, when it comes to mobile internet, this mechanism does not work as flawlessly as it may seem. Even with the best VPNs, the user does not always receive full privacy, and the mobile operator still retains a significant amount of information about your activity. To understand why this happens, you need to understand how mobile internet works, what data the operator has, and what limitations the VPN itself has.

Why Electricity Has Become a Cybersecurity Factor During Blackouts

Lightning bolt, digital pattern lock and laptop with warning sign symbolizing safety risks during power outages.
How power outages weaken cyber security of systems and data

Blackouts have stopped being just an issue of comfort or household inconvenience — today they directly affect digital security. When the power goes out, we think about charging our smartphones or keeping the internet running, but we don’t always consider that power disruptions create real threats to information systems. At a time when business, government services and personal data form the foundation of the digital economy, electricity has become a new key element of cyber defense.

How Artificial Intelligence Learned to Break CAPTCHAs and What Website Owners Should Do

The robot shows the person a recognized captcha, and the site owner holds his head in concern.
Captcha no longer stops AI

CAPTCHA has long been considered one of the simplest and most reliable ways to protect websites from bots. It required the user to perform an action that automated programs supposedly could not repeat: recognize distorted characters, select images with bicycles, or mark all traffic lights. But the era of artificial intelligence has changed the rules of the game. What seemed impossible for a computer ten years ago is now performed by algorithms faster and more accurately than humans. Website owners are now facing a reality where the familiar CAPTCHA no longer guarantees protection.

Why Free SSL Certificates Are Not Always Suitable for Business

A man in a suit looks thoughtfully at an image of an SSL certificate marked "FREE."
Which SSL certificate should you choose for your business?

When we talk about website security, the first thing that comes to mind is the SSL certificate. It encrypts the data transmitted between the browser and the server, protecting it from interception. A site with the padlock icon in the address bar appears more trustworthy, which is why many companies use free SSL from Let’s Encrypt and similar providers. However, the question is whether this solution is always suitable for business. In reality, free SSL is a good starting point, but it doesn’t always offer the level of trust, control, and stability required for commercially valuable websites.

What Is HSTS and How It Protects Users

Browser with HTTPS lock, shield and HSTS inscription, indicating an increased level of security.
HSTS is a technology that guarantees a secure connection and protects users from fake sites

In today’s world, where online security is as essential as a lock on your front door, the HSTS protocol works quietly yet effectively. Every day, millions of people open websites, enter passwords, make purchases, or conduct online banking — often unaware that a hacker could intercept their connection. While an SSL certificate encrypts communication, HSTS ensures that users never connect to a site without HTTPS. It’s as if the browser receives a strict order: “Use HTTPS only — no exceptions.”

How to Set Up Server Security Before Launching a Website

A laptop, a server, and a shield with a lock are elements that emphasize data protection before launching a site.
Server security before launching a site is the basis for stable operation and user trust

When your website is ready to go live, the most important step is ensuring that the server hosting it is properly secured. Many project owners focus on design, speed, or content but forget the essential foundation — protection against attacks and data leaks. On the internet, every server is a potential target for hackers, so security cannot be postponed. Proper preparation before launch helps avoid most risks and ensures stable website operation from day one.

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