Blog
Page 2 of 24 of the KEYDAL blog: guides on hosting, domains, servers, e-commerce and software.
What Is Berkeley DB?
What is Berkeley DB and how does it work? An embedded key-value database: access methods, ACID transactions, replication, and how it differs from SQLi
SEOWhat Is an XML Sitemap? A Practical Guide
What is an XML sitemap, what does it do, and how is it structured? A practical guide to tags, sitemap types, creating, submitting, and common mistakes
InternetWhat Is an IP Address?
What is an IP address and what does it do? IPv4 vs IPv6, public/private and static/dynamic IPs, NAT, subnets, CIDR, and the legal picture in Turkey.
InternetWhat Is a VPN and How Does It Work?
What a VPN is, how it works, and what it is for: tunneling, encryption, protocols, use cases, limits, and Turkey's legal framework, in plain language.
InternetWhat Is a Static IP? Static vs Dynamic
A plain-language guide to static vs dynamic IP addresses, covering DHCP, CGNAT, DDNS, and exactly when a static IP is worth having.
HostingWhat Is a CPU and What Does It Really Do?
What a CPU is, how it works and why it matters on a server. A clear, in-depth processor guide covering cores, threads, clock speed, cache and architec
SEOWhat Is a Backlink Profile?
What is a backlink profile and what makes it healthy? Referring domains, dofollow/nofollow, toxic links, and why it matters for news sites.
HostingWhat Is a 1 Gbps Port?
What a 1 Gbps port means, its MB/s equivalent, how it differs from bandwidth and data caps, and whether it is enough for a busy news site.
SoftwareWhat Are RSS and XML Feeds?
A clear guide to what RSS and XML feeds are, how RSS differs from Atom, what a feed looks like inside, and why they matter for news websites.
HostingWhat Are RAM and DDR? Key Differences
RAM vs DDR explained: DRAM and SRAM, DDR generations (DDR to DDR5), naming, CAS latency, ECC and server memory, all in one guide.
SoftwareWhat Are Push Notifications? How Web Push Works
What push notifications are and how browser-based web push works step by step: Service Workers, permission handling, VAPID security, and news-site tip
InternetWhat Are Internet Service Providers (ISPs)?
What is an internet service provider (ISP), what does it do, what types exist, and how are ISPs regulated in Turkey under Law 5651 and the BTK? A clea
InternetWhat Are Government Information Systems?
What government information systems are, their main types, and how public digital systems like e-government portals work. A neutral, factual guide.
HostingVDS vs VPS vs Dedicated vs Cloud Servers
An impartial, practical guide comparing VDS, VPS, dedicated, and cloud servers on performance, scaling, cost, and which one fits your workload.
HostingTypes of Disk Storage: HDD, SSD and NVMe
How HDD, SSD and NVMe storage works, the real differences between them, and which disk suits which workload. A balanced, hands-on server storage guide
HostingServer Hardware Guide: CPU, RAM, Disk and Network
A comprehensive server hardware guide covering the CPU, RAM, disk and network port that make up a server, plus hosting types and backups.
SEOSEO Penalties and Algorithmic Filters
Manual action or algorithmic filter? A guide to SEO penalties, Google's spam policies, core updates and the reconsideration request process.
SEOWhat an SEO-Friendly URL Structure Looks Like
Short, readable, stable URLs strengthen both SEO and user experience. The rules for building a solid URL structure on a news site from day one.
SEOHow SEO-Friendly News Software Should Be: Complete Guide
Every technical trait an SEO-friendly news platform needs: speed, mobile-friendliness, caching, database, sitemaps, URLs, image optimization and push.
SEOPublishing Sponsored Posts Without Hurting SEO
Publish sponsored posts safely: label ads clearly, mark paid links with rel="sponsored", and keep editorial control to protect your search rankings.
SoftwareProgramming Languages Guide: Web and Server Languages
Popular web and server programming languages: a comprehensive guide to JavaScript, Node.js, PHP, Python, Java, C#, Go and Ruby grouped by use.
SecurityNews Site SEO Safety: The Complete Guide
Fake bot traffic, penalties and filters, copyright, nulled software, AdSense abuse, toxic backlinks and domain history: a complete guide to protecting
SEOMobile-Friendliness for News Sites: How to Get It Right
How to build mobile-friendliness for news sites: mobile-first indexing, responsive design, Core Web Vitals, touch usability, and ongoing testing.
EmailMail Servers: Postfix, Dovecot and Exim
What Postfix, Dovecot and Exim do, how they differ, and how they work together in a mail server. A clear, practical guide for real setups.
InternetInternet and Networking Basics: A Guide
A guide to the core internet and networking concepts: IP addresses, ISPs, ports, DNS, hosting, and access blocking under Turkey's Law No. 5651.
HostingWhy Server Backups Matter
Why server backups are critical: backup types, the 3-2-1 rule, RPO/RTO, restore testing and the legal angle for building a plan you can trust.
InternetHow Website Access Blocking Works in Turkey (Law 5651)
What is website access blocking based on under Turkey's Law 5651? Catalogue crimes, personal rights, privacy, deciding authorities and DNS/IP/URL meth
SEOHow to Optimize Images on Websites
Image optimization for websites: picking the right format, compression, responsive images with srcset, lazy loading, CDN delivery, and alt-text SEO.
SEOHow to Optimize Audio Files for the Web
Audio file optimization for the web: pick the right codec and bitrate, compress with FFmpeg, and use caching and accessibility for faster, smaller aud
DomainsHow to Choose a Generic Domain
Picking a generic domain: length, extension, trademark rights and domain history checks you should run before you buy. A practical, SEO-aware guide.
SoftwareHow to Build a Fast Database Layer
How to build a fast database layer: schema design, indexing, query tuning, connection pooling, caching, and scaling explained with practical, real-wor
DomainsHow Domain Value Is Determined
The measurable and subjective criteria that set a domain's worth: length, extension, traffic, backlinks and brandability, plus a realistic step-by-ste
HostingHosting Control Panels and Mail Servers: A Guide
What a hosting control panel does, which panel fits which need, and how mail server infrastructure works, from protocols to deliverability records.
DomainsDomain Selection and Valuation: A Guide
How to choose a good domain name and what factors set its value: extension, brand, history, and the legal side, in one practical guide.
SoftwareDatabase Types Guide: Relational, NoSQL and In-Memory
A comprehensive guide comparing relational, NoSQL, in-memory and analytical database types, introducing popular products and how to choose the right o
SecurityThe Dangers of Nulled (Pirated) Software
Why is nulled (pirated) software dangerous? Hidden malware, no security updates, SEO penalties and copyright risks, plus safer alternatives explained.
SoftwareCloud Database Services: Cloud SQL, Azure SQL, Amazon RDS
Compare Cloud SQL, Azure SQL, and Amazon RDS: the managed database model, engines, high availability, security, and the cost items that matter.
Press LawCareer Steps in Journalism in Turkey: From Traineeship to Editor-in-Chief
How the titles in the legislation are graded: from the four-grade structure of Anadolu Agency to the title hierarchy of newspapers and internet news s
Press LawMedia Member, Journalist and Intellectual Worker in Turkey: The Difference Between Three Definitions
Press Card Regulation Arts. 4/h and 4/n define the journalist and the media member separately; the intellectual worker is a concept of Law No. 5953 an
Press LawWhat Does Working in the News Field Mean in Turkey?
Press Card Regulation Arts. 23/2, 25/2 and 26/2-f: at Anadolu Agency, TRT and radio and television organisations no press card is given to those who d
Press LawWhich Roles Cannot Receive a Press Card in Turkey? (Advertising, Marketing, Accounting)
Press Card Regulation Arts. 7/2, 23/2, 25/2 and 26/2-f: no press card is given to the employees of organisations that do not provide services in the m
Press LawReporter or Editor in Turkey? A Comparison of Duties, Liability and Pay
The reporter is listed in every title list without a field condition; the editor appears in the same sub-paragraph as the news manager.
Press LawResponsible Manager Versus Editor-in-Chief in Turkey
The responsible manager is a capacity based on the declaration and carrying criminal liability; the editor-in-chief is a staff title listed in the pub
Press LawThe Title List at Internet News Sites in Turkey
Press Card Regulation Art. 27: the titles listed in 21 sub-paragraphs at internet news sites and the quota based on the number of employees insured un
Press LawThe Title List at Radio and Television in Turkey
Press Card Regulation Art. 26 (Amended: Official Gazette 6/6/2024-32568): the titles listed in 20 sub-paragraphs at radio and television organisations
Press LawThe Titles Eligible for a Press Card at TRT in Turkey
Press Card Regulation Art. 25: the titles listed in four sub-paragraphs at TRT and the condition of working in the news field added in 2024.
Press LawThe Titles That May Obtain a Press Card at Anadolu Agency in Turkey
Press Card Regulation Art. 23 (Amended together with its heading: Official Gazette 6/6/2024-32568): the titles listed in eight sub-paragraphs at Anado
Press LawThe Title List at News and Photo Agencies in Turkey
Press Card Regulation Art. 24 (Amended: Official Gazette 6/6/2024-32568): the titles listed in 13 sub-paragraphs at news and photo agencies and the th
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