WestJet is alerting its employees and the public about a "cybersecurity incident" involving the Calgary-based airline's internal systems and app.

In a news release on Friday, the airline said several people trying to access its services have faced "restricted access" as a result of the incident. 

"We have activated specialized internal teams in co-operation with law enforcement and Transport Canada to investigate the matter and limit impacts."

The release said the airline is "expediting efforts" t…