Signs of a cybersecurity incident

Signs of a cybersecurity incident

A cybersecurity incident is an event involving an information system, service or network, and can include attempts to steal data, money or intellectual property; destroy data; or prevent computers or networks from operating.

It might involve:

• suspicious system or network activity
• receipt of emails with suspicious attachments or links
• unauthorised access to a system, or attempts to access a system
• suspected tampering of electronic devices.

Signs that you might be experiencing a cybersecurity incident include:

• being unable to access a network or system accounts
• passwords not working
• computer hard drive running out of space
• data missing or appearing altered
• computer taking a long time to start up, or starting up incorrectly
• computer running slower than usual
• computer crashing frequently for no discernible reason
• practice email accounts sending spam to contacts
• pop-up ads continually appearing
• internet browser automatically directing you to unsafe or suspicious websites.