# OpenAI API keys (legacy sk- and newer sk-proj- formats)
sk-[a-zA-Z0-9_-]{20,}
# GitHub personal access tokens and fine-grained tokens
gh[ps]_[A-Za-z0-9_]{36,}
# AWS access key IDs
AKIA[0-9A-Z]{16}
# AWS secret access keys (40-char base64)
(?<![A-Za-z0-9/+=])[A-Za-z0-9/+=]{40}(?![A-Za-z0-9/+=])
# Anthropic API keys
sk-ant-[a-zA-Z0-9_-]{20,}
# Slack tokens
xox[bpors]-[0-9A-Za-z-]{10,}
