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Unauthorized WiFi network on Delta flight 591 from Las Vegas to Atlanta prompts federal investigation; airline says no systems hacked

An unauthorized WiFi network appeared on Delta flight 591 from Las Vegas to Atlanta, prompting a federal investigation. Delta confirmed no systems were hacked, stating the network was active briefly before being deactivated. The FBI is aware and involved in the investigation of the incident.

Atlanta News First Atlanta News First+1 source11 August 2026 · 19:36 UTC
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Delta flight 591, traveling from Las Vegas to Atlanta, experienced a cybersecurity incident when an unauthorized WiFi network appeared briefly on August 10.

Delta confirmed that no systems were hacked and the network was active for a short time before the cabin crew deactivated WiFi functionality for about 30 minutes.

The airline stated, “Safety of flight was never in question and no aircraft operating systems were affected. We are fully investigating to gather a complete set of facts, which will take time,” emphasizing their commitment to a thorough investigation.

The FBI Atlanta is aware of the incident and is collaborating with local and corporate partners.

This incident follows the DEF CON 34 hacking conference held in Las Vegas, raising concerns about potential “evil twin attacks,” where hackers create fake networks to intercept data.

Delta reassured passengers, stating, “We will partner with federal law enforcement and aviation regulators to ensure the incident is thoroughly investigated. We thank our crew for their professionalism and our customers for their understanding.”

Key Insight
“The flight carried 199 passengers and six crew members, and the WiFi was deactivated for about 30 minutes. Delta is partnering with federal law enforcement and aviation regulators, while FBI Atlanta is in contact with local and corporate partners.”
CuriousCats studied:
1
Atlanta News FirstAtlanta News First
“Officials are investigating after an unauthorized WiFi network popped up on a Delta flight from Las Vegas to Atlanta on Monday.”
Atlanta News First →
2
CBS NewsCBS News
“Authorities are investigating a cybersecurity incident in which a hoax Wi-Fi network popped up on a Delta flight to Hartsfield-Jackson Atlanta International Airport on Monday.”
CBS News →
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