Wibi

5 Mar 2026 • 3 min read

Reflecting on My CISA Certification

I passed and am now certified as a Certified Information Systems Auditor (CISA). Now what? I got the opportunity to go through the CISA course and pass ISACA's CISA certification. It was quite a long journey, and I carefully prepared before I took the exam and finally passed

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6 Feb 2026 • 1 min read

We cannot register on Signal due to phone number verification issues

Signal is an instant messaging application widely used by human rights defenders, activists, and other high-risk subjects. As of January 24, 2026, it seems Signal's phone number verification is broken. This means those who rely on secure communication can't use Signal. The issue seems to have

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