False nuclear threat alert in Ukraine: Russia and Ukraine both reported independent cyberattacks on emergency applications

📅 2026-11-02

Abstract:

The Ukrainian Air Force said on Sunday that its

Air Alert app

After being compromised, the app pushed false nuclear and chemical threat alerts to Kiev and other regions. According to Reuters, the app briefly popped up warnings about nuclear accidents and chemical accidents, and also pushed warnings about the outbreak of street fighting. The Ukrainian Air Force said that unauthorized personnel interfered with the operation of the application and had temporarily turned off the push notification function.

The Ukrainian Air Force posted on the Telegram channel:

"There is no radiation threat! Please stay calm and refer to the information released on our official channel."

Two hours later, Russia’s Ministry of Emergency Situations announced that its official mobile app suffered a “large-scale cyber attack that allowed the attackers to send false information to the public.”

It is currently unclear whether the two cyber incidents are related. Russian and Ukrainian officials have been contacted for comment.

Oreshki, Kherson Region: Partial ceasefire expires

At the time when the above-mentioned cyber attacks occurred, Russia and Ukraine continued to attack each other's territory and infrastructure.

At night, the Russian-controlled city located near the Crimean Peninsula and in the Kherson area was hit hard by the war

Oreshki

The partial ceasefire in and around it has officially expired. The temporary ceasefire allowed humanitarian aid supplies to be delivered into the city and the evacuation of hundreds of trapped people; local people have long been short of food, drinking water, electricity and medicine.

This is the longest partial ceasefire since the full-scale conflict erupted in 2022. The two sides generally abided by the ceasefire agreement before it expired at midnight Moscow time.

2026‑10‑28, Kherson, Ukraine, a citizen on a bicycle passed by a residential building that was damaged by Russian troops during the ceasefire.
2026‑10‑28, Kherson, Ukraine, during the ceasefire, a citizen on bicycle passed by a residential building that was damaged by Russian troops.

On Monday morning, local media reported that Russian troops attacked a hospital in the center of Kherson; the General Staff of the Ukrainian Armed Forces stated that Russia took advantage of the ceasefire window to strengthen military positions in the city.

The Ukrainian Armed Forces General Staff reported on Monday morning: "We have recorded that during the ceasefire, the Russian army carried out troop rotations, reinforced positions, expanded anti-drone facilities along the roads, and increased logistics activities, including ammunition transportation."

Zelensky said on Sunday that the past October was the deadliest month for Russia since the war began in 2022.

Zelensky said that the Russian military suffered 54,400 casualties and serious injuries in the past month, "the highest number recorded in a single month since the beginning of all-out war." The Ukrainian armed forces regained 96.2 square kilometers of territory in October, 10.4 square kilometers more than the Russian army captured in the same period.

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