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Tell us what you run.

The more concrete you can be about your environment and what is worrying you, the more useful our first reply will be. Every enquiry gets a response from an engineer within one business day - not an automated sequence.

Send us a message

Fields marked * are required.

Please don’t include passwords, keys or other credentials in this form.

Or reach us directly

Both addresses reach the same inbox - use whichever you prefer.

Email - .tech info@nodeops-sec.tech PGP
Email - .com info@nodeops-sec.com PGP
Telephone - Estonia +372 5723 7893 Calls only Mobile - Portugal +351 922 002 296 Calls, SMS, WhatsApp and Signal Signal nodeopssecurity.73 Telegram @nodeopssecurity
Spoken languages English, Portuguese, French
Response time Within one business day
Working hours Mon-Fri, Central European Time

Never send credentials, private keys, configuration dumps or client data through a web form or plain email. If an enquiry needs sensitive material, ask us first and we will arrange a secure channel for it. If something sensitive genuinely has to travel by email, encrypt it with the key below.

Encrypted email

Encrypt anything you would not put on a postcard.

Ordinary email crosses the internet in the open and sits readable on every server it passes through. If what you want to tell us involves hostnames, architecture detail, a vulnerability or anything else you would rather was not copied along the way, encrypt it. Each address has its own OpenPGP key.

info@nodeops-sec.tech

Fingerprint

D2B5 0B76 B516 9F20 3FA7 861B 0A8C 81F3 3DB5 C802

Download key

info@nodeops-sec.com

Fingerprint

9762 34A9 CF33 7C27 CC0A 61C2 9E76 BC90 4863 5A96

Download key

Found automatically

You probably do not need to import anything by hand. Both keys are published through Web Key Directory, so Thunderbird, GnuPG, Proton Mail and most other clients find them from the address alone, the first time you write to us.

Check the fingerprint

Before you trust a key, compare its fingerprint against the one printed above. That comparison is the one step in this process that somebody sitting on the network cannot influence - which is exactly why the fingerprints are here, in full, rather than as a short key ID that can be collided.

Both directions

Attach your own public key, or sign your message, and our reply will be encrypted too. Encryption protects a conversation, not a single message.

What happens next

No sales funnel. Four steps.

  1. We reply

    An engineer reads your message and responds within one business day - with questions if we need them, or a straight answer if we already have one.

  2. A short call

    Thirty to forty-five minutes to understand your environment and constraints. No charge, no obligation, and no deck.

  3. A written scope

    You receive what we would do, what access it needs, what you get and what it costs. If it is not the right fit, we will tell you that instead.

  4. You decide

    Nothing starts until you approve the scope in writing. We do not chase, and we do not add you to a mailing list.