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Zenzero
How Vishing works

How Vishing works

by | Feb 25, 2026 | IT Support for Business, Cyber Security

Vishing, or voice phishing, is one of the fastest-growing forms of cyber threats affecting organisations today. While many businesses focus on email-based phishing attacks, attackers are increasingly using phone calls and voice communication to manipulate victims into...
What is Shadow IT?

What is Shadow IT?

by | Feb 3, 2026 | Cyber Security, IT Management

Shadow IT rarely announces itself. There’s no alarm bell, no flashing warning. Instead, it quietly grows across your organisation as individual employees sign up to cloud-based applications, use personal accounts, or share files through tools the IT department doesn’t...
How ransomware spreads in businesses

How ransomware spreads in businesses

by | Nov 24, 2025 | Cyber Security

Ransomware remains one of the most disruptive and costly forms of cyber attack facing organisations today. For medium-sized businesses in particular, the impact can be devastating – bringing operations to a halt, encrypting important files, and exposing...