Arda Helvacılar

Arda Helvacılar is the Founder and CEO of Sertifier. Since 2019 he has led projects that helped organizations issue more than 10 million digital credentials across 70+ countries, working with institutions such as Harvard, Stanford, PayPal, and Johnson & Johnson. He writes about digital badges, verification, and the business impact of credential programs.

Digital Certificates

Arda HelvacılarJune 11, 2026

Cursive fonts in Word: the 24 you already have installed

All 24 cursive fonts in Word that come with Windows and Microsoft 365, what each is good for, and how…
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Monthly Updates

Arda HelvacılarJune 11, 2026

Monthly Newsletter | May 2026

This month, we are focusing on giving you more control over your insights and extending our platform’s global reach. Our…
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Digital Certificates

Arda HelvacılarJune 7, 2026

Best digital credentialing platforms for 2026: an honest buyer’s guide

Eight digital credentialing platforms scored against seven criteria. Written by a vendor with honest disclosure of where we fall short.
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Digital Certificates

Arda HelvacılarMay 25, 2026

Skill-based hiring in 2026: 85% claim it, 0.14% live it

85% of employers say they use skills-based hiring. Harvard Business School data shows only 0.14% of hires reflect it. Why…
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Digital Credentials

Arda HelvacılarMay 22, 2026

Open Badges 3.0 explained: structure, signing, and what to evaluate

Open Badges 3.0 for issuers: what changed from 2.0, structure, W3C Verifiable Credentials alignment, and what to evaluate when choosing…
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Digital Certificates

Arda HelvacılarMay 22, 2026

Micro credentials in 2026: an issuer’s guide

What L&D leaders, universities, and associations need to design and issue micro credentials in 2026: standards, structure, verification, and ROI.
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Digital Certificates

Arda HelvacılarMay 22, 2026

Volunteer certificate template: 10 designs and wording examples

10 volunteer certificate templates and wording for nonprofits, schools, and community programs. Plus a verifiable digital version recipients actually share.
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Digital Certificates

Arda HelvacılarMay 22, 2026

Training certificate template: 15 designs and wording examples

15 training certificate templates covering completion, attendance, and skill validation. Free download plus a verifiable digital version for L&D teams.
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Digital Certificates

Arda HelvacılarMay 22, 2026

Employment certificate template: 12 designs for HR and L&D teams

12 employment certificate templates with wording for tenure, contractors, interns, and probation. Plus how to issue them as verifiable digital…
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Digital Certificates

Arda HelvacılarMay 22, 2026

Scholarship certificate template: 12 free designs and how to verify

12 free scholarship certificate templates across four design families, wording examples by type, and how to issue a verifiable digital…
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