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Email Security Management · Attachment and link security

Email attachment and link security and GDPR and ePrivacy compliance in the European Union

Short answer

GDPR requires a lawful basis (usually consent) for marketing email and documented consent records. Email attachment and link security supports compliance by making sender identity verifiable and recipient choices enforceable.

What GDPR and ePrivacy requires#

GDPR requires a lawful basis (usually consent) for marketing email and documented consent records.

Attachment and link security covers scanning files and URLs in inbound mail (sandboxing, detonation, URL rewriting and time-of-click checks) and safe handling policies for outbound content.

Why it matters#

Malicious attachments and links remain the main payload delivery method for ransomware and credential theft.

Regulators and recipients need to identify who sent a message and trust that opt-out mechanisms work. Email attachment and link security contributes by malicious attachments and links remain the main payload delivery method for ransomware and credential theft.

Implementation steps#

  1. Block executable and macro-enabled attachment types at the gateway.
  2. Enable URL rewriting with time-of-click reputation checks.
  3. Sandbox unknown attachments before delivery.
  4. For outbound, prefer links to authenticated portals over attachments for sensitive files.

Frequently asked questions#

Are PDF attachments safe?

Mostly, but PDFs can carry scripts and phishing links. Sandboxing and link rewriting still apply.

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