--- abstract: In this paper we overview the work on formal engineering of resilient systems carried out in the FP7 EU DEPLOY project. We discuss our experience and open issues. accompaniment: [] book_title: ~ commentary: ~ completion_time: ~ composition_type: ~ conductors_id: [] conductors_name: [] contact_email: ~ copyright_holders: [] corp_creators: [] creators_id: - Elena.Troubitsyna@abo.fi - alexander.romanovsky@ncl.ac.uk creators_name: - family: Troubitsyna given: Elena honourific: '' lineage: '' - family: Romanovsky given: Alexander honourific: '' lineage: '' data_type: ~ date: 2012 date_type: ~ datestamp: 2012-05-01 12:49:18 department: ~ dir: disk0/00/00/03/93 divisions: [] edit_lock_since: ~ edit_lock_until: 0 edit_lock_user: ~ editors_id: [] editors_name: [] eprint_status: archive eprintid: 393 event_dates: ~ event_location: 'Boston, USA' event_title: 'The 42nd Annual IEEE/IFIP International Conference on Dependable Systems and Networks (DSN 2012). Fast Abstract Track ' event_type: conference exhibitors_id: [] exhibitors_name: [] fileinfo: /393/1.hassmallThumbnailVersion/FastAbstract-TR-dsn2012.pdf;/393/1/FastAbstract-TR-dsn2012.pdf full_text_status: public funders: [] id_number: ~ importid: ~ institution: ~ isbn: ~ ispublished: pub issn: ~ item_issues_comment: [] item_issues_count: ~ item_issues_description: [] item_issues_id: [] item_issues_reported_by: [] item_issues_resolved_by: [] item_issues_status: [] item_issues_timestamp: [] item_issues_type: [] keywords: ~ lastmod: 2012-07-26 15:12:58 latitude: ~ learning_level: ~ longitude: ~ lyricists_id: [] lyricists_name: [] metadata_visibility: show monograph_type: ~ note: ~ num_pieces: ~ number: ~ official_url: ~ output_media: ~ pagerange: ~ pages: ~ patent_applicant: ~ pedagogic_type: ~ place_of_pub: ~ pres_type: other producers_id: [] producers_name: [] projects: [] publication: ~ publisher: ~ refereed: TRUE referencetext: ~ related_url_type: [] related_url_url: [] relation_type: [] relation_uri: [] rev_number: 15 series: ~ skill_areas: [] source: ~ status_changed: 2012-07-26 15:12:58 subjects: - Event-Bsemantics - deploy_method_resil succeeds: ~ suggestions: ~ sword_depositor: ~ sword_slug: ~ task_purpose: ~ thesis_type: ~ title: 'Formal Engineering of Resilient Systems: Achievements and Challenges' type: conference_item userid: 7 volume: ~