Blog


    ERR_SSL_VERSION_OR_CIPHER_MISMATCH Error


    SSL errors website security networking troubleshooting
    The ERR_SSL_VERSION_OR_CIPHER_MISMATCH error is a common issue encountered when trying to access a website secured with SSL (Secure Sockets Layer). This error is a result of a conflict in the SSL configuration between the browser and the website. It can be found both by website guests and by a website owner, but ways of eliminating errors’ are different. In this blog, we’ll break down the causes, implications, and solutions for both website visitors and website owners.

    NET::ERR_CERT_AUTHORITY_INVALID Error


    SSL errors certificate security networking troubleshooting
    The NET::ERR_CERT_AUTHORITY_INVALID error can be a frustrating roadblock for both website visitors and owners. This common SSL/TLS certificate issue disrupts trust and hampers website accessibility. In this blogs, we’ll explain what this error means, its implications for users and website owners, and the steps to resolve it effectively. Summary What is NET::ERR_CERT_AUTHORITY_INVALID? This error indicates the browser cannot verify the authenticity of a website’s SSL/TLS certificate. For Website Visitors: It can result from an untrusted Certificate Authority (CA), an expired certificate, outdated browser settings, or incorrect date/time settings on the system.

    Best DNS for Gaming


    gaming dns internet guide
    When it comes to online gaming, a stable and fast internet connection is crucial for an optimal experience. While many gamers focus on their ISP or router settings, an often-overlooked factor is the DNS ( Domain Name System ). Choosing the best DNS for gaming can significantly reduce latency, improve connection reliability, and even prevent issues like DNS server errors. Thus, in this article, we will learn why DNS matter for gaming, the recommended DNS servers for gaming and how to set them up in a proper way.

    IGMP Snooping


    networking multicast guide
    In today’s interconnected world, efficient network management is a key component of delivering smooth user experiences and optimized bandwidth usage. IGMP Snooping is a network feature that helps manage multicast traffic effectively by reducing unnecessary flooding of multicast packets. This article provides an in-depth understanding of IGMP Snooping, its benefits, functionality, and how to implement it efficiently. Additionally, we will cover advanced concepts and configurations for specialized use cases like VLANs and IGMP queriers.

    502 Bad Gateway Meaning


    guide 502 Bad Gateway
    Encountering a 502 Bad Gateway error can be frustrating for both website users and administrators, as it disrupts access to the website. A 502 Bad Gateway error specifically indicates that a server acting as a gateway or intermediary, like a reverse proxy server, has received an invalid response from an upstream server (often the main server hosting the content). This error often arises when there is a miscommunication between servers and understanding the underlying causes can help in pinpointing the exact issue.

    DNS_PROBE_FINISHED_NXDOMAIN: What it is and How to fix it


    dns_probe_finished_nxdomain Network troubleshooting DNS troubleshooting
    If you’ve faced the “dns_probe_finished_nxdomain” error while browsing, you’re not alone. This frustrating issue occurs when your browser fails to resolve the domain name of the website you are trying to access. But don’t worry—this article dives deep into what this error means, common causes, and step-by-step fixes. Summary What is dns_probe_finished_nxdomain? This error occurs when the browser fails to resolve the domain’s A (or AAAA) DNS records, preventing your browser from locating the domain’s IP address.

    Accessing Remote Servers with SSH ProxyJump and Jump Hosts


    networking security ssh engineering
    Introduction In practice, it is often impossible to establish a direct SSH connection with a remote server because of different network segmentation policies, firewall limitations, or extremely strict security measures at the organisation’s end. This is where Jump Hosts, commonly referred to as bastion hosts, fill the gap by providing means to connect two or more network segments. Together with SSH’s ProxyJump feature, they offer a secure way to connect to servers that otherwise cannot be reached.

    Host a FastAPI Application Without a Server


    guide FastAPI Pinggy
    FastAPI, true to its name, is among the fastest frameworks for building APIs. It is a go-to choice for developers aiming to create APIs with speed and ease. Traditionally, hosting and sharing a FastAPI server involves setting up cloud environments, which can be time-consuming. In this article we’ll demonstrate how to bypass that complexity and instantly share your FastAPI server from localhost with a single command using Pinggy. Summary Step 1.