This can be done at home on your own computer there are quite a few free downloads available. click here I have not used any personally but I am sure somebody here will recommned one to you.
What is ransomware and how do I protect my PC from WannaCry?
What I learned from my mentor, Oscar-winning VFX supervisor Phil Tippett
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Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.