Gaming industry under DDoS attack. Get DDoS protection now. Start onboarding

Developers

Discover the latest industry trends, get ahead with cutting‑edge insights, and be in the know about the newest Gcore innovations.

What is DNS TTL and how does it work?

A Domain Name System Time to Live (DNS TTL) is a timer measured in seconds, that determines how long a DNS record stays cached before resolvers must refresh it from the authoritative nameserver.DNS TTL controls caching behavior across the g

December 12, 2025 8 min read
What are load balancing algorithms and how do they work?

Load balancing automatically distributes incoming network traffic across multiple compute resources according to specified rules. Modern applications can generate millions of requests per second, and sharing the load boosts performance and

December 10, 2025 8 min read
What is Function as a Service (FaaS)?

Function as a Service (FaaS) is a serverless computing model that lets developers write and deploy code in small, independent functions without managing any server infrastructure. Over 50% of organizations now adopt serverless technologies

December 6, 2025 8 min read
What is DNS-over-HTTPS (DoH)?

DNS-over-HTTPS (DoH) is an internet security protocol that encrypts DNS queries by sending them over HTTPS connections on port 443, the same port used for standard HTTPS traffic. Standardized by the IETF in RFC 8484 in October 2018, DoH pre

December 3, 2025 8 min read
TLS 1.3 vs TLS 1.2: what’s the difference?

TLS 1.3 vs 1.2 refers to the comparison between two versions of the Transport Layer Security protocol, a cryptographic standard that encrypts data exchanged between clients and servers to secure network communications. TLS 1.3, finalized in

December 1, 2025 7 min read
What does SSL handshake failed mean?

An “SSL handshake failed” error occurs when a client and server can't complete the initial negotiation process required to establish a secure encrypted connection. This negotiation happens before any data transfer begins and typically compl

November 28, 2025 6 min read
What is TLS 1.3?

TLS 1.3 is the latest version of the Transport Layer Security protocol, standardized in RFC 8446 in August 2018. This cryptographic protocol secures communication between clients and servers across the internet, from web browsing to API cal

November 26, 2025 7 min read
What is DNS load balancing?

DNS load balancing is a technique that distributes incoming network traffic across multiple servers by manipulating DNS responses to improve the availability and performance of applications or services. It works at the application layer (la

November 19, 2025 3 min read
What is an SSL handshake?

An SSL handshake, more accurately called a TLS handshake, is a process that establishes a secure encrypted connection between a client (like a web browser) and a server before any data transfer begins. As of 2024, over 95% of HTTPS websites

November 18, 2025 9 min read
What is API Rate Limiting?

API rate limiting is the process of controlling how many requests a user or system can make to an API within a specific timeframe. This mechanism caps transactions to prevent server overload and ensures fair distribution of resources across

November 14, 2025 10 min read
What is Bot Mitigation?

Bot mitigation is the process of detecting, managing, and blocking malicious bots or botnet activity from accessing websites, servers, or IT ecosystems to protect digital assets and maintain a legitimate user experience. Malicious bots acco

November 12, 2025 5 min read
What is GEO DNS?

GeoDNS is a DNS server technology that returns different IP addresses based on the geographic location of the client making the request. This enables geographic split-horizon DNS responses, directing users to servers closest to their physic

November 7, 2025 7 min read
Good bots vs Bad Bots

Good bots vs bad bots is the distinction between automated software that helps websites and users versus programs designed to cause harm or exploit systems. Malicious bot attacks cost businesses an average of 3.6% of annual revenue.A bot is

November 5, 2025 7 min read

Subscribe to our newsletter

Get the latest industry trends, exclusive insights, and Gcore updates delivered straight to your inbox.