Microsoft fixes a record number of security flaws this month

Microsoft has released its biggest patch update ever including 18 patches, with 9 classed as ‘critical’ and a further 9 classed as ‘important’.

Microsoft’s latest bumper package of patches comes after a quiet start to the year in terms of updates, with no patches released in February at all. However, this latest update includes fixes for a reported 135 different vulnerabilities across Windows operating systems from Vista to Windows 10.