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Access, authentication and what to do when it goes wrong anyway.

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The first 24 hours after a ransomware attack

Disconnect the affected systems from the network, but do not switch them off. Do not pay straight away, preserve evidence, and check the backup…

Two-factor authentication: five methods compared

An authenticator app is the best balance of security and convenience for most organisations. SMS is the weakest of the common methods, a hardware…

Backup: 3-2-1, RPO and RTO in plain language

Two questions determine your backup strategy: how much work may you lose, and how long may you be down? Those are RPO and RTO. The 3-2-1 rule is the…

Glossary: security and authentication

Around two-factor authentication and access management the acronyms pile up: TOTP, RADIUS, LDAP, PKI, HSM. Below is what they mean and where they…

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