Secure tip submission
Underground Media Network – Secure Tip Submission
At UMN, we investigate what authorities bury—police corruption, court cover-ups, and institutional abuse. Your safety, privacy, and control over your information are paramount. If you need to remain anonymous, read this guide carefully before reaching out.
🔐 Important Security Notice
Do not use personal phones, email accounts, or devices connected to your identity if anonymity is critical. Take every step to minimise traceability.
📱 Signal (Encrypted Messaging)
Signal offers secure, end-to-end encrypted communication.
Download Signal via your app store (mobile or desktop)
Enable disappearing messages
Avoid linking your contacts or real name
UMN Signal Number: +61 430 790 343
Only use this number through the Signal app. Do not send standard texts or call outside the app.
📧 ProtonMail (Encrypted Email)
ProtonMail allows for secure, encrypted emails between ProtonMail accounts.
Create a free ProtonMail account at protonmail.com
Only email us from your ProtonMail account
UMN Secure Email: info@undergroundmedianews.com
📬 Postal Mail (Hardcopy Submissions)
For physical documents, anonymity takes extra care:
Use external public post boxes, not home or work
Avoid handwriting or including personal identifiers
Do not include return addresses unless you consent to being contacted
Mailing Address:
Underground Media Network
Attn: Editor
Parcel Locker 10246 76340
219–241 Cleveland Street
REDFERN NSW 2016
AUSTRALIA
Mail is collected weekly. For urgent matters, use Signal or ProtonMail.
🗝️ SecureDrop (Coming Soon)
UMN is building an encrypted submission portal using SecureDrop for high-sensitivity documents and whistleblower material. Launch details will be announced publicly.
🔒 Privacy & Ethical Assurance
We comply with:
The Australian Press Council Standards of Practice
The MEAA Journalist Code of Ethics
All relevant privacy and source protection laws
Your identity will never be revealed without your clear consent unless legally required. We protect whistleblowers, survivors, and confidential sources without compromise.
Underground Media Network
Independent. Unfiltered. Survivor-led.
📍 Based on Gadigal land (Redfern, NSW)