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npm · #2864 most downloaded on npm
asn1js is a pure JavaScript library implementing this standard. ASN.1 is the basis of all X.509 related data structures and numerous other protocols used on the web
Last release 5 months ago
20 Apr 2026
Release timing varies
gaps range from 8 days to 2.9 years
Rarely documented
notes for 4 of 43 stable releases
Nothing withdrawn
no release was ever pulled
12 years old
43 releases · first in 2014
Added parser limits to asn1js.fromBER() to prevent unbounded BER parsing.
asn1js.fromBER() to prevent unbounded BER parsing.Full Changelog: https://github.com/PeculiarVentures/ASN1.js/compare/v3.0.9...v3.0.10
asn1js.fromBER() to prevent unbounded BER parsing.Full Changelog: v3.0.9...v3.0.10
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One column per quarter.
chore(deps): bump image-size from 1.1.1 to 1.2.1 in /website by @dependabot[bot] in https://github.com/PeculiarVentures/ASN1.js/pull/118
Full Changelog: https://github.com/PeculiarVentures/ASN1.js/compare/v3.0.6...v3.0.7
Full Changelog: v3.0.6...v3.0.7
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Fixed bug with zero-length OCTETSTRING
Fixed bug with zero-length OCTETSTRING
Append information about how to use ASN1.js in Node.js environment
Append information about how to use ASN1.js in Node.js environment
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