This article was written by the people at O2 it's aimed at their customers but its well worth a read even if you're not with O2.
“Smishing” refers to phishing attacks, or attempted scams, conducted
over SMS texts or messaging apps such as WhatsApp – and it’s on the
rise in the UK.
Scammers know how to impersonate legitimate organisations. These can
include your phone network, bank, or delivery company (or even one of
your close friends or relatives). Scammers can skilfully nudge you
towards clicking links, sharing personal information or transferring
money.
Losing money is the last thing anyone needs right now. The criminal
gangs behind scams are constantly developing more sophisticated methods –
which means we need to be more sophisticated in our responses, too.
Here’s what you need to know about keeping yourself safe from smishing.