{"id":"https://openalex.org/W4234901089","doi":"https://doi.org/10.1007/978-1-4419-5906-5_911","title":"Firewalls","display_name":"Firewalls","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W4234901089","doi":"https://doi.org/10.1007/978-1-4419-5906-5_911"},"language":"en","primary_location":{"id":"doi:10.1007/978-1-4419-5906-5_911","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-1-4419-5906-5_911","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Encyclopedia of Cryptography and Security","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043893479","display_name":"Ehab Al\u2010Shaer","orcid":"https://orcid.org/0000-0002-7665-8293"},"institutions":[{"id":"https://openalex.org/I207169309","display_name":"Cyber University","ror":"https://ror.org/038sdcw17","country_code":"JP","type":"education","lineage":["https://openalex.org/I207169309"]},{"id":"https://openalex.org/I102149020","display_name":"University of North Carolina at Charlotte","ror":"https://ror.org/04dawnj30","country_code":"US","type":"education","lineage":["https://openalex.org/I102149020"]}],"countries":["JP","US"],"is_corresponding":true,"raw_author_name":"Ehab Al-Shaer","raw_affiliation_strings":["Cyber Defense and Network Assurability (CyberDNA) Center, Department of Software and Information Systems College of Computing and Informatics; University of North Carolina Charlotte, 9201 University City Blvd, 28223, Charlotte, NC, USA","University of North Carolina Charlotte, 9201 University City Blvd, 28223, Charlotte, NC, USA","Cyber Defense and Network Assurability (CyberDNA) Center, Department of Software and Information Systems College of Computing and Informatics"],"affiliations":[{"raw_affiliation_string":"Cyber Defense and Network Assurability (CyberDNA) Center, Department of Software and Information Systems College of Computing and Informatics; University of North Carolina Charlotte, 9201 University City Blvd, 28223, Charlotte, NC, USA","institution_ids":["https://openalex.org/I102149020"]},{"raw_affiliation_string":"University of North Carolina Charlotte, 9201 University City Blvd, 28223, Charlotte, NC, USA","institution_ids":["https://openalex.org/I102149020"]},{"raw_affiliation_string":"Cyber Defense and Network Assurability (CyberDNA) Center, Department of Software and Information Systems College of Computing and Informatics","institution_ids":["https://openalex.org/I207169309"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5043893479"],"corresponding_institution_ids":["https://openalex.org/I102149020","https://openalex.org/I207169309"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.44359893,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"474","last_page":"482"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10400","display_name":"Network Security and Intrusion Detection","score":0.9358999729156494,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10400","display_name":"Network Security and Intrusion Detection","score":0.9358999729156494,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3946112096309662}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3946112096309662}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-1-4419-5906-5_911","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-1-4419-5906-5_911","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Encyclopedia of Cryptography and Security","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2133496820","https://openalex.org/W2157690960","https://openalex.org/W4242289848","https://openalex.org/W4255970238","https://openalex.org/W4300591638"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2350741829","https://openalex.org/W2130043461","https://openalex.org/W2530322880"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2022-05-12T00:00:00"}