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Tim Critchley
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Profile of Tim Critchley

CEO at Semafone
Member Since: 8/20/2018
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News & Commentary Posts: 1
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Tim Critchley has been the CEO of Semafone since 2009 and has led the company from a UK startup to an international business that spans five continents. He has helped secure Series A and Series B rounds of funding from various investor groups, including the BGF and Octopus. Under his leadership, the company has secured global partnerships and won clients that span a range of industry sectors, including major brands such as AXA, BT, Capita, Harley Davidson, Next, Rogers Communications, Santander, and Sky. Prior to joining Semafone, Tim was COO at KnowledgePool Group, the UK's leading provider of managed learning services, where he helped complete a successful turnaround in three years. Tim graduated from the London School of Economics and has an MBA from Manchester Business School.
Articles by Tim Critchley
Veterans Find New Roles in Enterprise Cybersecurity
Kelly Sheridan, Staff Editor, Dark Reading,  11/12/2018
Empathy: The Next Killer App for Cybersecurity?
Shay Colson, CISSP, Senior Manager, CyberClarity360,  11/13/2018
Understanding Evil Twin AP Attacks and How to Prevent Them
Ryan Orsi, Director of Product Management for Wi-Fi at WatchGuard Technologies,  11/14/2018
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Enterprise Vulnerabilities
From DHS/US-CERT's National Vulnerability Database
CVE-2018-15769
PUBLISHED: 2018-11-16
RSA BSAFE Micro Edition Suite versions prior to 4.0.11 (in 4.0.x series) and versions prior to 4.1.6.2 (in 4.1.x series) contain a key management error issue. A malicious TLS server could potentially cause a Denial Of Service (DoS) on TLS clients during the handshake when a very large prime value is...
CVE-2018-18955
PUBLISHED: 2018-11-16
In the Linux kernel 4.15.x through 4.19.x before 4.19.2, map_write() in kernel/user_namespace.c allows privilege escalation because it mishandles nested user namespaces with more than 5 UID or GID ranges. A user who has CAP_SYS_ADMIN in an affected user namespace can bypass access controls on resour...
CVE-2018-19311
PUBLISHED: 2018-11-16
Centreon 3.4.x allows XSS via the Service field to the main.php?p=20201 URI, as demonstrated by the "Monitoring > Status Details > Services" screen.
CVE-2018-19312
PUBLISHED: 2018-11-16
Centreon 3.4.x allows SQL Injection via the searchVM parameter to the main.php?p=20408 URI.
CVE-2018-19318
PUBLISHED: 2018-11-16
SRCMS 3.0.0 allows CSRF via admin.php?m=Admin&c=manager&a=update to change the username and password of the super administrator account.