Instant Gratification and Website Loading Speed

An era where "speed" is demanded in everything! Introducing topics like "Instant Gratification" on the blog.

last updated Nov 25, 2025

PowerDMARC Features Settings

Prevent information leakage! If you have a large number of domains to register, there is a bulk registration feature!

last updated Nov 25, 2025

【PowerDMARC Features】API Settings

Integrated monitoring and analysis! It will serve as a concrete aid in reducing phishing email countermeasures!

last updated Nov 25, 2025

PowerDMARC Features: Reporting

A platform that can send emails! Introducing the reporting features.

last updated Nov 25, 2025

PowerDMARC Features: Alerts

It is possible to set up triggers for alerts, such as changes to DNS resource records!

last updated Nov 25, 2025

Analysis of PowerDMARC's Features

It is also possible to output as a PDF file as a report. Introducing the features of PowerDMARC!

last updated Nov 25, 2025

PowerDMARC Features: Hosted Service

Instead of directly setting it in DNS, centrally manage various settings on the PowerDMARC portal site!

last updated Nov 25, 2025

Measures against email impersonation and email encryption specifications: What is MTA-STS?

Complete the encryption of the email delivery route along with SMTPS, POPS, and IMAPS!

last updated Nov 25, 2025

Countermeasures against spoofing emails, specifications for email encryption: What is BIMI?

Clearly indicate to users that measures against phishing emails are being taken by displaying the company logo!

last updated Nov 25, 2025

Measures against spoofing emails, specifications for email encryption: What is DMARC?

Explicit processing notification and audit for SPF and DKIM authentication failures!

last updated Nov 25, 2025

Countermeasures against spoofing emails, specifications for email encryption: What is DKIM?

Guarantee of the sender's authenticity and the integrity of the message content using public key cryptography!

last updated Nov 25, 2025

Measures against spoofed emails, specifications for email encryption: What is SPF?

Register your legitimate email server for your own domain! Introducing examples of operation and limitations.

last updated Nov 25, 2025

DKIM selector2 is not working.

Introducing a solution to the error of DKIM's selector2 not functioning on the blog!

last updated Nov 25, 2025

SRE Report 2023 - Do We Share the Same Thoughts?

When reviewing communication and feedback loops, it is essential to ensure a fair culture!

last updated Nov 25, 2025

Methods of phishing scams using Office365

The solution is the adoption of an authentication mechanism! Introducing phishing scam tactics and countermeasures on the blog.

last updated Nov 25, 2025

Content Quality Improvement Service Procedure

Valuable information varies from person to person! It starts with 'knowing yourself and knowing your opponent'!

last updated Nov 25, 2025

What is information quality?

Quality assessment of qualitative information! Introducing differences in quality based on expression, causality, and scope!

last updated Nov 25, 2025

What is information theory?

The quantitative value of information! The more surprising the information is to the reader, the higher its value!

last updated Nov 25, 2025

What is a content quality improvement service?

It aims to be highly valuable to people, easy to read, and to convey information accurately!

last updated Nov 25, 2025

DigiCert brand and GeoTrust brand <Price>

Multi-year contracts are also available! The more years you sign up for, the higher the discount rate, and with a 6-year contract, you get one year for free!

last updated Nov 25, 2025

Comparison of SSL Certificates

Differences between the three types of certificates! Introducing the differences in roles of SSL certificates and the differences in verification procedures!

last updated Nov 25, 2025

Cloudflare Migration Service

We provide services to facilitate smooth migration! We will ensure the success of your project!

last updated Nov 25, 2025

CDN plan for local governments

Municipal website's 'shield'! The number of accesses that can be handled during a disaster is limitless!

last updated Nov 25, 2025

Cloudflare contract types

Plans you can choose based on the scale of your site and growth stage! We will introduce the differences in contract types!

last updated Nov 25, 2025

Cloudflare's SLA

Guaranteed 100% operation! Introducing the differences in SLA between the Business plan and the Enterprise plan!

last updated Nov 25, 2025

Cloudflare implementation and operation services

High technical skills that maximize functionality! Expert in CDN, providing meticulous support!

last updated Nov 25, 2025

Cloudflare's TTL

Determining the priority of Cloudflare's TTL with a chart! Explained in an easy-to-understand way!

last updated Nov 25, 2025

Cloudflare's features

Performance, security, reliability, analysis! Covering the necessary features according to the scale of the site!

last updated Nov 25, 2025

What is Cloudflare?

To build a better internet! Measuring and researching various CDNs throughout the year!

last updated Nov 25, 2025

Web Performance Managed Service Pricing

Pre-purchased time pricing system! The minimum unit of work time is 10 minutes, and we accept contracts for over 10 hours per month!

last updated Nov 25, 2025