Senior Security Analyst
John Shier is a Senior Security Expert at Sophos. Highly sought after as a presenter at security events, John is recognized for his extensive knowledge of the world of security threats, and is also well-known for the clarity of his advice, even on the most complex of security topics. John doesn't just talk the talk however: he also gives hands-on technical support and product education to Sophos partners and customers, and is a regular contributor to the award winning Naked Security blog. John is based at Sophos in Canada, and travels extensively, spreading the security message.