Prof Bill Buchanan OBE

Aug 8, 2018

9 min read

Getting Past “Snake-Oil” And To Be Trusted As a Profession — The Major Issue in Cyber Security?

I was contacted by someone asking for advice, as they had been told that all of their SHA-1 signed digital certificates could be cracked, and their consultant was advising them to renew all of them. For me, it was bad advice, and I’ll outline the reasons later on.