X-Frame-Options HTTP header
An HTTP header which indicates whether the browser should allow the webpage to be displayed in a frame within another webpage. Used as a defense against clickjacking attacks.
headers api
headers api: @@iterator
headers api: append
headers api: delete
headers api: entries
headers api: foreach
headers api: get
headers api: getsetcookie
headers api: has
headers api: keys
headers api: lexicographical sorting, and values from duplicate header names combined when iterated.
headers api: set
headers api: values
html element: header
headers http header: accept
headers http header: age
headers http header: alt-svc
headers http header: cookie
headers http header: date
headers http header: dnt
headers http header: downlink
headers http header: ect
headers http header: etag
headers http header: expect-ct
headers http header: expires
headers http header: from
headers http header: host
headers http header: if-match
headers http header: if-range
headers http header: link
headers http header: location
headers http header: nel
headers http header: origin
headers http header: pragma
headers http header: range
headers http header: referer
headers http header: report-to
headers http header: rtt
headers http header: save-data
headers http header: sec-gpc
headers http header: server
headers http header: sourcemap
headers http header: te
headers http header: trailer
headers http header: upgrade
headers http header: user-agent
headers http header: vary
headers http header: via
headers http header: warning
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