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Threat landscape·June 2, 2026·5 min read

Email is not enough: the case for multi-channel simulations

Attackers use SMS, voice, and WhatsApp because that is where people are less guarded. If your program only tests email, you are measuring a fraction of your real exposure.


Phishing is no longer just email. Smishing (SMS), vishing (voice), and WhatsApp-based lures have exploded because people drop their guard on channels they associate with personal, trusted contact.

Where the gaps are

Most organizations run email-only simulations, which means voice and messaging channels are entirely unmeasured. That is precisely where a targeted attacker will go.

Simulate the full surface

PhishNova runs email, SMS, voice, and WhatsApp simulations from one console, with each lure tailored by AI to the recipient's role and tone. The point is not volume — it is coverage. You cannot reduce risk on a channel you never test.

Keep a human in the loop

Every wave is queued for one-click approval, so you extend coverage without giving up control.

Run a program that keeps pace.

See PhishNova mirror this week’s real attacks on your own attack surface.

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