Cyber Security

GitLab Updated but Still Vulnerable? The Alpine Incident and Ruby Checks Image

Cyber Security GitLab Updated but Still Vulnerable? The Alpine Incident and Ruby Checks

The GitLab upgrade finished and the version number looks right. Has the vulnerability actually gone away? Alpine Linux's incident is a useful reminder...

PHP Windows Brotli Update: Same Runtime, Rebuilt Package Image

Cyber Security PHP Windows Brotli Update: Same Runtime, Rebuilt Package

A new Windows PHP package appears, yet its interpreter reports the same PHP version as yesterday. That can be a real security update. This time the pa...

Does Changing the SSH Port Improve Security? Image

Cyber Security Does Changing the SSH Port Improve Security?

Moving SSH from its default port can reduce routine connection attempts in logs. It does not make the service invisible, and it does not stop a target...

Cyber Incident Response: Contain, Investigate and Recover Image

Cyber Security Cyber Incident Response: Contain, Investigate and Recover

During a cyber incident, teams face pressure to restore service quickly. Actions taken in the first minutes can affect whether the attacker remains ac...

OWASP Top 10: Use the Risk List to Improve a Web App Image

Cyber Security OWASP Top 10: Use the Risk List to Improve a Web App

The OWASP Top 10 is an awareness document that groups important web application security risks. It can help a team start a review, but it is not a com...

Wi-Fi Security: Protect the Router and Connected Devices Image

Cyber Security Wi-Fi Security: Protect the Router and Connected Devices

Wi-Fi security depends on the router, the wireless encryption setting and the devices that join the network. A hidden network name or a changed SSID i...

Social Engineering Attacks: Verify Requests Before Acting Image

Cyber Security Social Engineering Attacks: Verify Requests Before Acting

Social engineering works by influencing a person to reveal information, approve access or move money. The message may arrive by email, phone, chat or ...

Data Security under GDPR and KVKK: Turn Principles into Controls Image

Cyber Security Data Security under GDPR and KVKK: Turn Principles into Controls

Data security work begins by understanding what personal data a system holds, why it is processed and which people or services can access it. GDPR and...

Test a Content Security Policy with Report-Only Mode Image

Cyber Security Test a Content Security Policy with Report-Only Mode

A strict Content Security Policy can block scripts, styles, images or embedded content that a site still needs. Report-only mode lets a team observe v...

Email Security: Protect Mailboxes and Verify Sending Domains Image

Cyber Security Email Security: Protect Mailboxes and Verify Sending Domains

Email security has two connected parts: protecting the mailbox people sign in to and making it harder for others to impersonate your domain. A secure ...

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