Simon Woodhead CEO

simon.woodhead@simwood.com

Simwood eSMS Limited https://www.simwood.com/@simwoodesmsTel: +44 330 122 3000

VoIP Fraud

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US IF YOU’RE NOT FAMILIAR

Wholesale Voice to 590 providers worldwide

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MORAL JUDGEMENT MANY YEARS AGO:

Do not want to profit from customers misfortune

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TRY OUR BEST TO PROTECT THEM

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PICTURE THE SCENE…

Christmas Eve 2013

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AND THEN…

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BUT OTHERS FOLLOWED…

For 9 days a customer fell

victim every night

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ON EVERY OCCASION…

They were unaware

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YES…

Even those attacked

repeatedly

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SCORE SHEET…

Hours sleep lost:

27

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SCORE SHEET…

Customer cost saved:

£200k

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SCORE SHEET…

Actual customer cost (spend with Simwood):

£150

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SCORE SHEET…

Actual customer cost (overflowed):

?

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SCORE SHEET…

Most heard expression: “We must implement your fraud controls

in the New Year”

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SCORE SHEET…

Pro-active customers compromised:

0

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SO I GOT GRUMPY…

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SERIOUS MESSAGE / LESSONS LEARNED:

VoIP Fraud is now organised

crime

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SO WE DECIDED TO DO MORE, AND I WENT ON TOUR…

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AND LEARNED LOTS…

VoIP Fraud is now organised

crime

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AND LEARNED LOTS…

They know who you are

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AND LEARNED LOTS…

They have reconned your

equipment

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AND LEARNED LOTS…

They have planned their

exploit

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AND LEARNED LOTS…

They await opportunity

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QUICK DEMO…

16:21 Clean VM installed

off our network

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QUICK DEMO…

17:02 First recon

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QUICK DEMO…

Which we did not respond to

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QUICK DEMO…

Overnight Nothing more

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QUICK DEMO…

10:08 Installed Asterisk

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QUICK DEMO…

12:35 Another recon

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QUICK DEMO…

Which we did respond to

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QUICK DEMO…

14:00 14:32 16:47 17:30

More recon…

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QUICK DEMO…

17:49 First attempted

call

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QUICK DEMO…

18:06 18:13 18:20

and so on…

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QUICK DEMO…

02:12 first attempted

registration

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QUICK DEMO…

All single packets

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QUICK DEMO…

Unnoticeable in production

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QUICK DEMO…

Even dialled the ‘test numbers’ we identified

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QUICK DEMO…

Started within 41 minutes!

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MORE LESSONS LEARNED…

You’ll know 50% of this

stuff

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MORE LESSONS LEARNED…

The other 50% will be

‘interesting’

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MORE LESSONS LEARNED…

But you’ll do nothing with it

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PLEASE…

Prove me wrong