Sileno Companies Inc Data Breach

▼ Key takeaways

•Reports suggest a potential breach involving Sileno Companies Inc.
•Discovered on March 7, 2026.
•Confirmation level: Based on reports.

Detailed summary

Sileno Companies Inc, operating in the hospitality and real estate sectors, was impacted by a ransomware attack attributed to the Tengu group. The incident was claimed on March 7, 2026, following the encryption of 22.9TB of data over 14 hours on March 5, 2026, and the exfiltration of over 67.07 GB of data.

As of the research date, crucial details such as the specific types of data exposed (e.g., SSN, medical, or financial), the number of individuals affected, and the states impacted have not been publicly disclosed or confirmed. There is also no information available regarding official breach notifications or any associated legal actions.

Details surrounding data breaches can emerge over time, and official notifications may be delayed.

Breach Verification Status

Reports Only

Current

Initial dark web reports of potential breach

Company Confirmed

Company has acknowledged the breach

Regulator Confirmed

Confirmed by regulatory authorities

Note: Breach verification can take time. Information may evolve as more details become available from companies and regulators.

Case Status:

Monitoring

We're monitoring this situation for developments.

Were You Affected By This Breach?

If you are a customer or have received a data breach notification, you may submit your information as part of our ongoing investigation. Submitting your information is free and does not obligate you.

Were you in the Sileno Companies Inc breach? Check your email

Free scan against known breach datasets. Then remove your info from data-broker sites with Data Shield.

No signup required. 30-second scan. Your email is only stored if you opt into alerts.

Get your info off data-broker sites

Data Shield files removal requests with every broker that accepts an authorized agent, and gives you the exact link or letter for the brokers that only accept requests from you.

See how Data Shield works

Check Your Risk Level

Answer a few questions to understand how this breach might affect you

Do you use Sileno Companies Inc?

Yes

What should I do?

Change your passwords

Update passwords for the affected service and any accounts using the same password

Enable two-factor authentication

Add an extra layer of security to your accounts

Monitor your accounts

Watch for suspicious activity on your financial and online accounts

Watch for phishing attempts

Be cautious of emails or messages claiming to be from the affected company

Consider a credit freeze

Prevent unauthorized access to your credit report

Scan your email for other exposures

Check whether this address shows up in other known breaches. Free, no account.

Get your info off data-broker sites

Data Shield files removal requests with every broker that accepts an authorized agent, and gives you the exact link or letter for the brokers that only accept requests from you.

See how Data Shield works