Global IT outage at Microsoft: consequences, origin of disruptions… what we know

"No items as is" does not suggest a "cyberattack" concerning the outage of certain services of the American tech giant Microsoft which paralyzed many companies around the world on Friday, the French Security Agency told AFP IT (Anssi).

"L'Anssi was informed (Friday) morning of the computer outage affecting numerous entities around the world. The teams are fully mobilized to identify and support the affected entities in France and understand, in conjunction with the publishers concerned, the origin of this outage. There is no current evidence to suggest that this outage is the result of a cyberattack, she indicated in a press release sent to the' #39;AFP.

Planes grounded, queues at airports, telecommunications problem for Australian TV ABC or the French group Canal+, London Stock Exchange disrupted: for a few hours, the number of & #39;companies reporting breakdowns or disruptions are increasing.

"The major service outage affecting Microsoft applications and services is being monitored at the highest level. My teams are in contact with Microsoft France to assess its consequences and inform state services, under the authority of the Prime Minister, wrote the secretary French State in charge of Digital Marina Ferrari on the social network X.

A responsibility to assign

In a message titled "Service Degradation", Microsoft indicates that users "< em>may be unable to access various Microsoft 365 apps and services.

While responsibility for this outage is not yet clearly assigned, Microsoft adds that it remains "mobilized to manage this event with the highest priority and on an emergency basis, while continuing to address the ongoing impact to remaining Microsoft 365 apps that are in a degraded state.

According to Oleg Gorokhovsky, founder of the Ukrainian online bank Monobank, the outage is "linked to an interaction between Crowdstrike antivirus and Windows&quot ;.

World stock markets fell on Friday in the face of a lot of economic and political uncertainties, but also worried because of this breakdown which also prevented the indices of the London and Milan Stock Exchanges from ;display their rate of variation at their usual opening time at 7 a.m. They finally started listing about twenty minutes late.