CHECK SECURELY. SHARE SECURELY.

GRID.DROP (opens in a new tab)

Share documents, images and archives by link instead of as attachments. Encrypted in the browser, gone after download or after 24 hours at the latest.

• AES-256-GCM in the Browser
• Up to 90 MiB
• 1, 3 or 10 Downloads
• Deleted after 24 h

GRID.WHISPER (opens in a new tab)

Share passwords, credentials and short texts by link. The key stays in the link; our server only sees encrypted data.

• AES-256-GCM in the Browser
• 1 to 10 Views
• 1 Hour to 7 Days
• No Account

Email Security Check

Check SPF, DKIM, DMARC.

DNS Security Check

DNSSEC, CAA and name servers.

Certificate Transparency Check

Find issued TLS certificates.

Lookalike Domain Check

Find similar domains used for phishing.

Link Checker

Paste a link instead of clicking it: shows who really owns the address and explains deceptions such as the @ trick, look-alike characters and redirects.

• Never Opens the Link
• @ Trick, Punycode, IP Addresses
• Short Links and Redirects
• Browser Only

Email Header Analysis

Read sender path, SPF, DKIM and DMARC.

NIS2 Applicability Check

Am I affected? In 3 minutes.

Maturity Check for Municipalities

13 questions, maturity level and actions.

Maturity Check for Law Firms

For lawyers, notaries and tax advisors.

Maturity Check for Medical Practices

For doctors’ offices and clinics.

Maturity Check for Industry

NIS2, IT/OT separation and remote maintenance.

Accessibility Quick Check

Obvious issues under WCAG 2.2.

Third-Party Check

Find external services and data flows.

NIS2 Reporting Deadline Calculator

Enter when you became aware: early warning, notification and final report under Section 34 NISG 2026 and the GDPR’s 72 hours, also as a calendar file.

• Section 34 NISG 2026, Art. 23 NIS2
• Art. 33 GDPR
• Summer Time Included
• Calendar File (.ics)

IT Emergency Card

The card for posting: whom to call, what to say, what not to do. With your own contacts, based on the BSI IT emergency card, ready to print on A4.

• Based on the BSI Card
• Your Own Contacts
• CERT.at with Source
• Print or PDF on A4

NIS2 Reporting Obligations

Early warning within 24 hours, notification within 72 hours, final report after one month: deadlines, content, and recipients with references to the NISG 2026, plus a checklist.

• With references to the NISG 2026

IT Emergency Manual

Crisis team, contact list, classification as disruption, emergency or crisis, immediate measures and recovery with RTO and RPO: a fillable outline based on BSI Standard 200-4.

• With tables to fill in
• Based on BSI Standard 200-4

Password Policy

Length instead of mandatory special characters, changes only on suspicion, blocklist, and MFA: a password policy to adapt, with an old-versus-new comparison and a checklist for Microsoft Entra ID.

• With model text to adapt
• Based on NIST SP 800-63B-4 and BSI ORP.4

AI Usage Policy

Sample text with placeholders for AI assistants: approved tools, data classes, human review, labeling and training, plus the legal status of the AI Act after the Digital Omnibus.

• With sample text to adapt
• Legal status after the Digital Omnibus