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November 2022
by Colin Yeung (OCIO)
What is ransomware? [1] [2] Ransomware is a form of malicious software (malware) designed to encrypt files on a device, rendering any files and the systems that rely on them unusable. By encrypting these files and demanding a ransom payment for the decryption key, cybercriminals place individuals ...
June 2018
by Yuki Tam (OCIO)
Over the past few decades, systems and their data were protected by usernames (IDs) and passwords. However, this is not considered as safe anymore. An attacker can impersonate a user easily when a password or the password database is stolen. Even if the passwords are safely kept, an attacker can ...