179:
business functions such as
Criminal Justice, Health and Social Care, Defence and Intelligence or Public Finance rather than solely on established departmental boundaries. Within a COI, trust relationships and data interchange are readily supported, enabling data sharing without a need to cross network boundaries and providing benefits of scale without the challenges and compromises intrinsic to homogeneous cross sector networks. Data is made available without a need to transport it between organisations and control is retained by the data originator.
159:
and unitary councils, with the County
Council, as well as the Fire Services, the Isle of Wight Council and 540 schools. National PSN technical and architecture compliance criteria were established from 2007, by GDS working with local government leaders from Socitm (the Society of Information Technology Management) on the National CIO Council and the Local CIO Council.
162:
The PSN's aim was to bring public services organisations with a common interest onto a single, coherent and standards-based ‘network of networks’. This would create influence, economies of scale and a commonality of standards for secure and easy inter-connection between public service organisations.
493:
The blog post confirmed that the 'move was not going to happen immediately' and stated that 'there's quite a bit of work to do across the public sector to prepare for the changes'. It also stated that it was too early for a full timeline to be provided, although all PSN-connected organisations would
158:
Prior to this, some parts of local government had already successfully implemented the concept. The
Hampshire Public Services Network (HPSN) was the first PSN, launched in 1999, followed closely by Kent County Councils partnerships with the KPSN. The HPSN, encompassing all of the borough, district
489:
In a blog post published on 20 January 2017, Government
Digital Service announced that the Technology Leaders Network (TLN) had agreed that government was starting a journey away from the PSN. This was because using the Internet was considered suitable for the vast majority of the work that the
178:
The
Network of Networks strategy proposed within OCJR recommended the creation of specific networks based upon these Communities of Interest which were joined together through data interchange gateways supporting common standards. Under this approach networks would be arranged by data type and
174:
In this context a COI was defined as groups of
Government departments and external partners who in combination provided services within a specific area of operation and used the same data, with a similar risk profile, shared risk appetite and common governance framework. Historically each group
166:
The original concept of a network of networks strategy was based upon the work already undertaken in local government and recognition of
Communities of Interest (COI) within the Criminal Justice Sector during work by the Office for Criminal Justice Reform (OCJR) between 2005 and 2007 to enable
186:
in conjunction with the Office for
Government Commerce Buying Solutions (OGC BS) established the vision for a single commonly provided, procured and managed public sector voice and data network infrastructure to replace the multitude of separately procured and managed networks serving various
501:
In a blog post published on 16 March 2017, Government
Digital Service (GDS) set out its plans for PSN assurance. The blog post confirmed that the PSN compliance process wasn't 'going anywhere, certainly for a while yet'. It explained that the TLN agreed that – as one of the only recognised,
512:(NCSC) and the Cyber and Government Security Directorate, are now looking at ways to expand and reframe PSN compliance in a new context that, while retaining the assurance principles that are the basis of the existing process, will aim to improve the process.
139:
into an interconnected "network of networks" to increase efficiency and reduce overall public expenditure. It is now a legacy network and public sector organisations are being migrated to using services on the public internet.
234:
or DNSPs. Subscriber organisations contract to a connection from a local participating DNSP, connect via that to GCN and hence onwards to other interconnected networks and services. The GCN network is entirely based on
497:
The blog post confirmed that organisations that need to access services that are only available on the PSN would still need to connect to it for the time being and continue to meet its assurance requirements.
175:
member had implemented their own networks and standards of operation in isolation with little or no consideration as to how services and data may be shared and resulting in increased costs of operation.
1079:
469:
Centrally procured public sector networks are expected to migrate across to the PSN framework as they reach the end of their contract terms, either through an interim framework or directly. The
859:
149:
406:
461:
was the first council in
England to establish a PSN that included the county's NHS Health partners. Other county councils have since followed the leads of these councils.
910:
333:
services to the UK public sector under the Government's PSN Services framework contract. Apart from most of the previous suppliers, additional companies also included
382:
342:
194:
was established to document the objectives and requirements more clearly. Their report set out the architectural and commercial principles as well as anticipated
620:
515:
A GDS blog post titled 'The road to closing down the PSN' published on 8 September 2020 describes how the public sector will migrate away from the PSN. The
678:
323:
131:'s high-performance network, which helps public sector organisations work together, reduce duplication and share resources. It unified the provision of
569:
386:
1089:
645:
755:
730:
509:
374:
1084:
808:
502:
externally accredited, cross-government common assurance standards – it 'needs to live on far beyond the end of the physical PSN network'.
378:
782:
330:
603:
1043:
457:
linking these two county-wide networks, with Virgin Media Business and Global Crossing the subscriber and GCN network elements.
833:
911:"Government Procurement Service – categories – ict – networks – february ezine – mts and gsi services enter their final year"
885:
334:
918:
940:
704:
481:(MTS) contract expired on 31 December 2011 and was replaced by the Managed Telephony Convergence Framework (MTCF).
338:
128:
519:
has set up a programme called Future Networks for Government (FN4G) to help organisations move away from the PSN.
61:
473:(GSi) contracts expired in September 2011, running on to 12 February 2012 and were replaced by the transitional
914:
965:
350:
279:
264:
240:
1058:
458:
1094:
394:
1074:
505:
470:
227:
132:
66:
627:
272:
271:
signed Deeds of Undertaking (DoU) and subsequently achieved accreditation for providing GCN and IP
183:
991:
366:
256:
49:
1021:
539:
446:
390:
370:
299:
187:
segments of the UK public sector; Education, Health, Central Government, Local Government etc.
578:
319:
311:
195:
19:
1048:
358:
102:
8:
652:
199:
54:
454:
268:
837:
516:
434:
422:
1068:
354:
247:, though they should have a roadmap to implementing it if and when required.
136:
398:
283:
168:
148:
The Public Services Network (PSN) was launched officially as part of the
295:
203:
438:
346:
303:
437:
areas, demonstrating public sector network integration in both the
410:
260:
322:
were successful bidders for the initial two-year PSN Connectivity
1028:
860:"UK's first government-approved Public Services Network launched"
362:
291:
1080:
Information technology organisations based in the United Kingdom
1038:
402:
315:
287:
621:"CTO COUNCIL MEETING – NOTES Sunningdale Park 19/20 June 2008"
966:"The road to closing down the PSN - Technology in government"
705:"Virgin Media Business signs up to the Public Sector Network"
604:"Information Sharing Approach for CJS -Executive Summary.pdf"
834:"Digital public services platform reaches 'major milestone'"
941:"A secure future for PSN assurance - Government technology"
442:
307:
244:
236:
329:
In June 2012, 29 companies were confirmed as suppliers of
756:"Government signs new Public Sector Network undertaking"
1053:
731:"Government hires BT to support Public Sector Network"
433:
There were already notable initiatives in progress in
243:
and the GCNSPs are not currently mandated to provide
425:
where it is part of the Government Digital Service.
1033:
152:commencing in 2005, under the original name of the
182:In early 2007 a group of UK Government department
1066:
475:Government Secure Intranet Convergence Framework
809:"PSN connectivity framework suppliers revealed"
783:"Public Services Network (PSN) providers named"
18:"DNSP" redirects here. Not to be confused with
613:
679:"Operating Model GCN Service Description"
564:
562:
560:
135:infrastructure across the United Kingdom
1090:Telecommunications in the United Kingdom
702:
428:
992:"Future Networks for Government (FN4G)"
903:
643:
250:
1067:
857:
780:
728:
557:
214:The PSN comprises a core network, the
69:(part of UK government Cabinet Office)
222:provided by GCN Service Providers or
806:
722:
703:du Preez, Derek (25 November 2010).
676:
646:"PSN – Technical Domain Description"
150:Transformational Government Strategy
1085:Public sector in the United Kingdom
883:
494:be updated as the process evolved.
13:
637:
14:
1106:
1013:
572:Report of Industry Working Group"
226:. The GCN interconnects multiple
945:governmenttechnology.blog.gov.uk
232:Direct Network Service Providers
984:
958:
933:
877:
851:
826:
800:
774:
644:Higgins, Nick (15 March 2010).
540:"Public Services Network (PSN)"
216:Government Conveyancing Network
209:
858:Nguyen, Anh (11 August 2011).
781:Nguyen, Anh (15 August 2011).
748:
729:Savvas, Antony (15 May 2011).
696:
670:
626:. 19 June 2008. Archived from
596:
532:
510:National Cyber Security Centre
484:
421:The PSN is managed within the
1:
525:
464:
416:
206:and transition arrangements.
28:Public Services Network (PSN)
1049:Staffordshire PSN Case Study
884:Say, Mark (22 August 2011).
459:Staffordshire County Council
7:
886:"PSN reaches tipping point"
677:Hall, Geoff (19 May 2011).
395:Specialist Computer Centres
10:
1111:
807:Best, Jo (23 March 2012).
506:Government Digital Service
471:Government Secure Intranet
403:telent Technology Services
143:
67:Government Digital Service
17:
1059:Guardian PSN Partner Zone
479:Managed Telephony Service
97:
89:
81:
73:
60:
48:
40:
32:
27:
1054:Yorkshire and Humber PSN
284:Capita Business Services
111:/public-services-network
570:"Public Sector Network
407:Uniworld Communications
363:Easynet Global Services
171:across business units.
121:Public Services Network
970:technology.blog.gov.uk
391:Siemens Communications
383:PageOne Communications
371:Freedom Communications
343:Azzurri Communications
192:Industry Working Group
154:Public Sector Network.
651:. 1.0. Archived from
453:was established as a
441:HPSN2 network and in
429:Early implementations
351:CSC Computer Sciences
320:Virgin Media Business
257:Virgin Media Business
490:public sector does.
359:Daisy Communications
280:Cable & Wireless
265:Cable & Wireless
251:Commercial framework
278:In March 2012, BT,
1095:Wide area networks
200:service management
1075:Computer networks
508:, along with the
447:community network
339:Airwave Solutions
230:networks, termed
117:
116:
1102:
1025:
1024:
1022:Official website
1007:
1006:
1004:
1002:
988:
982:
981:
979:
977:
962:
956:
955:
953:
951:
937:
931:
930:
928:
926:
917:. Archived from
915:Buying Solutions
907:
901:
900:
898:
896:
881:
875:
874:
872:
870:
864:Computerworld UK
855:
849:
848:
846:
844:
830:
824:
823:
821:
819:
804:
798:
797:
795:
793:
787:Computerworld UK
778:
772:
771:
769:
767:
752:
746:
745:
743:
741:
735:Computerworld UK
726:
720:
719:
717:
715:
700:
694:
693:
691:
689:
683:
674:
668:
667:
665:
663:
657:
650:
641:
635:
634:
633:on 4 March 2010.
632:
625:
617:
611:
610:
608:
600:
594:
593:
591:
589:
583:
577:. Archived from
576:
566:
555:
554:
552:
550:
536:
387:Phoenix IT Group
113:
110:
108:
106:
104:
25:
24:
1110:
1109:
1105:
1104:
1103:
1101:
1100:
1099:
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904:
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831:
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791:
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749:
739:
737:
727:
723:
713:
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701:
697:
687:
685:
681:
675:
671:
661:
659:
658:on 7 April 2010
655:
648:
642:
638:
630:
623:
619:
618:
614:
609:. 14 June 2006.
606:
602:
601:
597:
587:
585:
584:on 4 March 2010
581:
574:
571:
568:
567:
558:
548:
546:
538:
537:
533:
528:
522:
487:
467:
451:Project Pathway
431:
419:
269:Global Crossing
253:
212:
146:
101:
23:
12:
11:
5:
1108:
1098:
1097:
1092:
1087:
1082:
1077:
1063:
1062:
1056:
1051:
1046:
1041:
1036:
1031:
1026:
1015:
1014:External links
1012:
1009:
1008:
983:
957:
932:
921:on 29 May 2012
902:
876:
850:
838:Cabinet Office
825:
799:
773:
762:. 7 April 2011
747:
721:
695:
669:
636:
612:
595:
556:
530:
529:
527:
524:
517:Cabinet Office
486:
483:
466:
463:
435:county council
430:
427:
423:Cabinet Office
418:
415:
252:
249:
211:
208:
145:
142:
115:
114:
99:
95:
94:
91:
87:
86:
83:
82:Current status
79:
78:
75:
71:
70:
64:
58:
57:
52:
46:
45:
44:United Kingdom
42:
38:
37:
36:data and voice
34:
30:
29:
9:
6:
4:
3:
2:
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1057:
1055:
1052:
1050:
1047:
1045:
1042:
1040:
1037:
1035:
1032:
1030:
1029:Hampshire PSN
1027:
1023:
1018:
1017:
997:
993:
987:
971:
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946:
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436:
426:
424:
414:
412:
408:
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396:
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388:
384:
380:
376:
375:Icom Holdings
372:
368:
364:
360:
356:
355:Computacenter
352:
348:
344:
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321:
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137:public sector
134:
130:
129:UK government
126:
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100:
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88:
84:
80:
76:
72:
68:
65:
63:
59:
56:
53:
51:
47:
43:
39:
35:
31:
26:
21:
16:
1061:Case studies
1044:Scotland PSN
999:. Retrieved
995:
986:
974:. Retrieved
969:
960:
948:. Retrieved
944:
935:
923:. Retrieved
919:the original
905:
893:. Retrieved
890:The Guardian
889:
879:
867:. Retrieved
863:
853:
841:. Retrieved
828:
816:. Retrieved
813:The Guardian
812:
802:
790:. Retrieved
786:
776:
764:. Retrieved
760:The Guardian
759:
750:
738:. Retrieved
734:
724:
712:. Retrieved
708:
698:
686:. Retrieved
672:
660:. Retrieved
653:the original
639:
628:the original
615:
598:
586:. Retrieved
579:the original
547:. Retrieved
543:
534:
521:
514:
504:
500:
496:
492:
488:
478:
474:
468:
450:
432:
420:
328:
277:
254:
231:
223:
219:
215:
213:
210:Architecture
191:
189:
181:
177:
173:
169:data sharing
165:
161:
157:
153:
147:
124:
120:
118:
15:
843:12 February
485:Future plan
477:(GCF). The
190:In 2008 an
107:/government
90:Commercial?
85:operational
74:Established
1069:Categories
1039:London PSN
1001:23 January
976:23 January
549:23 January
526:References
465:Transition
417:Governance
399:Telefónica
379:NextiraOne
275:services.
204:governance
950:4 October
709:Computing
439:Hampshire
347:Cassidian
324:framework
304:Logicalis
50:Protocols
1034:Kent PSN
972:. GOV.UK
411:Vodafone
255:In 2010
228:operator
196:security
62:Operator
41:Location
300:Level 3
292:Fujitsu
144:Origins
133:network
127:) is a
109:/groups
98:Website
996:GOV.UK
895:10 May
869:10 May
818:10 May
792:10 May
766:10 May
740:10 May
714:10 May
688:10 May
662:10 May
588:10 May
544:GOV.UK
316:Updata
312:Thales
288:Eircom
224:GCNSPs
925:1 May
684:. 2.4
682:(PDF)
656:(PDF)
649:(PDF)
631:(PDF)
624:(PDF)
607:(PDF)
582:(PDF)
575:(PDF)
455:pilot
1003:2023
978:2023
952:2019
927:2012
897:2012
871:2012
845:2013
820:2012
794:2012
768:2012
742:2012
716:2012
690:2012
664:2012
590:2012
551:2023
443:Kent
409:and
318:and
308:MDNX
296:Kcom
267:and
245:IPv6
241:MPLS
239:and
237:IPv4
184:CTOs
119:The
77:2008
33:Type
20:DSNP
445:'s
335:2e2
331:ICT
273:VPN
259:,
220:GCN
218:or
125:PSN
105:.uk
103:gov
1071::
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