Security & continuity of serviceSecurity & continuity of service

managing the unacceptable black screen riskg g p

14 XII 2007 / Dieter Boen & Francis Van Werde

managing the unacceptable black screen risk

What wil be your answer when users asks for guarantees ?

“trust me” isn’t a good answer

it is important to give prove of a good business plan

managing the unacceptable black screen risk (1)

Role of keyusersy– a selection of confident people (no nerds, all divisions, ….)– testing & configuration of the system– adjusting the workflow– teaching en coaching all users– written manuals and maintaining– safeguarding the workflow in early stage

lt i t– consultancy on improvements

Redundancy in technology & workflowsi l i t f f il– no single points of failure

– monitoring (over)loads

managing the unacceptable black screen risk (2)

Parcours of implementation– technical test / mini-system / build / UAT / dryruns / general rehearsels / live /

support (builders & handover support) / status meetings / communication on reports, bugs, status, …

– points of “go / no-go”id bi b B i i d l i h– avoid big bangs. Bring in new systems as stand alone in phases

Handover from builders to SupportHandover from builders to SupportHaving a staging environment & production platformListen to users. Before and during go-live. Listen to critics. Be prepared for extra trainingBe prepared for extra-training. Knowledge of the architecture and it’s effects

Test, test, test

Demo 12 2006

Functional test 02 2007

Load & performance test 04 2007

User acceptance test 04 2007

Dry run 05 2007

managing the unacceptable black screen risk (3)

Other suggestions ?