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 Credentials

Arda Helvacılar1 day ago

Certificate name correction: review the request before editing

A misspelled name on a certificate needs more than a quick text edit. The issuer needs to identify the right…
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Digital Credentials

Arda Helvacılar3 days ago

Webinar attendance certificates: check the record before issuing

A webinar registration list tells you who signed up. It does not tell you who met your attendance requirement. Before…
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Digital Credentials

Arda Helvacılar6 days ago

Conference speaker certificates: confirm the delivered contribution

A conference speaker certificate should identify who delivered a contribution, what they presented and which event hosted it. Before issuing,…
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Digital Credentials

Arda Helvacılar6 days ago

Hackathon certificates: match each recipient to the right result

A hackathon certificate should identify the person, the event and the result the organizer actually checked. Keep participation, project submission…
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Digital Credentials

Arda Helvacılar2 weeks ago

Certificate QR code print testing: a proof checklist

A certificate QR code has two jobs: it must be readable on the finished certificate, and it must take the…
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Digital Credentials

Arda Helvacılar2 weeks ago

Multi-page certificates: keep every page tied to the right award

A multi-page certificate needs more than a consistent design. Its pages should describe the same recipient and the same approved…
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Digital Credentials

Arda Helvacılar2 weeks ago

Bulk certificate downloads: check the batch before distribution

Before distributing a batch of certificate files, compare what you received with the awards you intended to include. A download…
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Digital Credentials

Arda Helvacılar2 weeks ago

Certificate template testing: check long names and changing data before issuance

Test certificate templates with synthetic long names, changing attributes and empty optional values before issuing a real cohort.
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Digital Credentials

Arda Helvacılar2 weeks ago

Recipient imports: choose what changes before updating credentials

Review import scope, protect existing credential history and test the intended result before processing a recipient cohort.
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Corporate Training

Arda Helvacılar3 weeks ago

Train-the-trainer evidence: document teaching ability before authorization

Build an instructor teaching-evidence record with observable demonstrations, a review rubric and a separate, scoped authorization decision.
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