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Stephanie Sierra

Journalist · 2 articles indexed on The San Francisco

Stephanie Sierra is a bylined journalist whose reporting appears on The San Francisco. We aggregate Stephanie Sierra's work from trusted local sources with full attribution, linking back to the original publisher. To learn more about how we select and review stories, see our editorial standards.

Affiliated with: ABC7 News (KGO-TV, ABC)

Recent articles

Credit card delinquencies at highest level in 15 years, report says: What to do if you're delinquent

Credit card delinquencies could result in late fees, account closure and impact your credit score.

ABC7 News (KGO-TV, ABC) · Jun 30, 2026 · local

Martinez man says his AI was hacked as fraudulent charges racked up in euros on Claude account

A Bay Area man noticed mysterious charges -- made in euros -- on his Chase account, and linked it back to his AI agent, Claude. Anthropic says the issue was not caused by the Claude app itself. Here's

ABC7 News (KGO-TV, ABC) · Jun 24, 2026 · local

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