Joshua Silvia

Cyber resilience

Backup security alerts: Which changes need attention?

A backup environment generates hundreds of status events a day. Jobs finish, jobs retry, agents reconnect, repositories fill and drain. ...

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Cyber resilience

Ransomware recovery points: How to choose a clean copy

The pressure during a ransomware recovery pushes toward the most recent restore point, because it costs the least data. That restore point ...

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Cyber resilience

Backup encryption keys: Who holds the recovery copy?

Encrypted backups behave like any other encrypted data. Without the key they are a large set of unreadable blocks, and no support contract ...

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Cyber resilience

Compromised backup servers: What remains protected?

A backup server is an ordinary Windows or Linux host with unusually broad reach. It holds credentials for the hypervisor, the storage ...

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Cyber resilience

Backup retention locks: What happens when they expire?

A retention lock is a date. When that date passes, the protection that made the copy immutable ends, quietly and without ceremony. Most ...

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Cyber resilience

Object Lock governance vs. compliance mode for backups

Object Lock has two retention modes, and the choice between them is usually made in the ten seconds it takes to create a bucket, by whoever ...

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Cyber resilience

Backup isolation: What should stay off the domain?

Most backup estates are joined to Active Directory because that is the fastest way to get them working. The backup server, the hypervisor ...

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Cyber resilience

Backup admin accounts: Where to separate permissions

Separation of duties is written for organizations with enough people to separate. A team of four that owns servers, networking, ...

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Cyber resilience

Ransomware recovery: Can you trust your backup console?

After a ransomware event, the first screen most teams open is the backup console. It lists jobs, restore points, last successful runs and ...

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Cyber resilience

Immutable backups: What they protect and what they don't

Object Lock on a backup bucket produces a clean answer during an audit. The data cannot be changed or removed until the retention date ...

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