2012 Annual Report of the Interception of Communications Commissioner
Figure 5 – 2012 Breakdown of the number of Intercept Errors by Interception
Agency / Law Enforcement Agency / CSP
Home Office, 1
MI5 7
Other LEAs, 7
Met Police
CTC, 1
CSPs 10
SIS 7
PSNI, 1
SOCA, 7
Scottish
Police Forces
2
HMRC, 4
GCHQ*, 8
* This year’s report includes 3 errors that actually occurred in 2011 as they were not discovered
and/or fully investigated until after the cut off period in 2012.
Figure 6 – 2012 Breakdown of errors by cause
Agency Transposition
Error
14%
Other technical
reasons
38%
Agency - Failure to
cancel warrant /
modification errors
8%
Agency over collection
12%
CSP - Interception
wrongly reactivated
3%
Police / LEA - Postal
item intercepted in
the course of
transmission
1%
16
Police / LEA Stored
communications
acquired without
authorisation
13%
CSP - Stored
communications
disclosed in error
1%
CSP - Technical
error caused
incorrect
interception
10%