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FIDO U2F API

JavaScript API to interact with Universal Second Factor (U2F) devices. This allows users to log into sites more securely using two-factor authentication with a USB dongle.

Spec	https://fidoalliance.org/specs/fido-u2f-v1.0-nfc-bt-amendment-20150514/fido-u2f-javascript-api.html
Status	Unofficial / Note

IE	Edge	Firefox	Chrome	Safari	Opera
			108
		107	107	TP
		106	106	16.1
11	105 ⁽³⁾	105	105 ⁽³⁾	16.0	91 ⁽³⁾
10	104 ⁽³⁾	104	104 ⁽³⁾	15.6	90 ⁽³⁾
9	103 ⁽³⁾	103	103 ⁽³⁾	15.5	89 ⁽³⁾
8	102 ⁽³⁾	102	102 ⁽³⁾	15.4	88 ⁽³⁾
Show all
7	101 ⁽³⁾	101	101 ⁽³⁾	15.2-15.3	87 ⁽³⁾
6	100 ⁽³⁾	100	100 ⁽³⁾	15.1	86 ⁽³⁾
5.5	99 ⁽³⁾	99	99 ⁽³⁾	15	85 ⁽³⁾
	98 ⁽³⁾	98	98 ⁽³⁾	14.1	84 ⁽³⁾
	97 ⁽³⁾	97	97 ⁽³⁾	14	83 ⁽³⁾
	96 ⁽³⁾	96	96 ⁽³⁾	13.1	82 ⁽³⁾
	95 ⁽³⁾	95	95 ⁽³⁾	13	81 ⁽³⁾
	94 ⁽³⁾	94	94 ⁽³⁾	12.1	80 ⁽³⁾
	93 ⁽³⁾	93	93 ⁽³⁾	12	79 ⁽³⁾
	92 ⁽³⁾	92	92 ⁽³⁾	11.1	78 ⁽³⁾
	91 ⁽³⁾	91	91 ⁽³⁾	11	77 ⁽³⁾
	90 ⁽³⁾	90	90 ⁽³⁾	10.1	76 ⁽³⁾
	89 ⁽³⁾	89	89 ⁽³⁾	10	75 ⁽³⁾
	88 ⁽³⁾	88	88 ⁽³⁾	9.1	74 ⁽³⁾
	87 ⁽³⁾	87	87 ⁽³⁾	9	73 ⁽³⁾
	86 ⁽³⁾	86	86 ⁽³⁾	8	72 ⁽³⁾
	85 ⁽³⁾	85	85 ⁽³⁾	7.1	71 ⁽³⁾
	84 ⁽³⁾	84	84 ⁽³⁾	7	70 ⁽³⁾
	83 ⁽³⁾	83	83 ⁽³⁾	6.1	69 ⁽³⁾
	81 ⁽³⁾	82	81 ⁽³⁾	6	68 ⁽³⁾
	80 ⁽³⁾	81	80 ⁽³⁾	5.1	67 ⁽³⁾
	79 ⁽³⁾	80	79 ⁽³⁾	5	66 ⁽³⁾
	18	79	78 ⁽³⁾	4	65 ⁽³⁾
	17	78	77 ⁽³⁾	3.2	64 ⁽³⁾
	16	77	76 ⁽³⁾	3.1	63 ⁽³⁾
	15	76	75 ⁽³⁾		62 ⁽³⁾
	14	75	74 ⁽³⁾		60 ⁽³⁾
	13	74	73 ⁽³⁾		58 ⁽³⁾
	12	73	72 ⁽³⁾		57 ⁽³⁾
		72	71 ⁽³⁾		56 ⁽³⁾
		71	70 ⁽³⁾		55 ⁽³⁾
		70	69 ⁽³⁾		54 ⁽³⁾
		69	68 ⁽³⁾		53 ⁽³⁾
		68	67 ⁽³⁾		52 ⁽³⁾
		67	66 ⁽³⁾		51 ⁽³⁾
		66 ⁽²⁾	65 ⁽³⁾		50 ⁽³⁾
		65 ⁽²⁾	64 ⁽³⁾		49 ⁽³⁾
		64 ⁽²⁾	63 ⁽³⁾		48 ⁽³⁾
		63 ⁽²⁾	62 ⁽³⁾		47 ⁽³⁾
		62 ⁽²⁾	61 ⁽³⁾		46 ⁽³⁾
		61 ⁽²⁾	60 ⁽³⁾		45 ⁽³⁾
		60 ⁽²⁾	59 ⁽³⁾		44 ⁽³⁾
		59 ⁽²⁾	58 ⁽³⁾		43 ⁽³⁾
		58 ⁽²⁾	57 ⁽³⁾		42 ⁽³⁾
		57 ⁽²⁾	56 ⁽³⁾		41
		56 ⁽²⁾	55 ⁽³⁾		40 ⁽³⁾
		55 ⁽²⁾	54 ⁽³⁾		39
		54 ⁽²⁾	53 ⁽³⁾		38
		53 ⁽²⁾	52 ⁽³⁾		37
		52 ⁽²⁾	51 ⁽³⁾		36
		51 ⁽²⁾	50 ⁽³⁾		35
		50 ⁽²⁾	49 ⁽³⁾		34
		49 ⁽²⁾	48 ⁽³⁾		33
		48 ⁽²⁾	47 ⁽³⁾		32
		47 ⁽²⁾	46 ⁽³⁾		31
		46	45 ⁽³⁾		30
		45	44 ⁽³⁾		29
		44	43 ⁽³⁾		28
		43	42 ⁽³⁾		27
		42	41 ⁽³⁾		26
		41	40 ⁽¹⁾		25
		40	39 ⁽¹⁾		24
		39	38 ⁽¹⁾		23
		38	37		22
		37	36		21
		36	35		20
		35	34		19
		34	33		18
		33	32		17
		32	31		16
		31	30		15
		30	29		12.1
		29	28		12
		28	27		11.6
		27	26		11.5
		26	25		11.1
		25	24		11
		24	23		10.6
		23	22		10.5
		22	21		10.0-10.1
		21	20		9.5-9.6
		20	19		9
		19	18
		18	17
		17	16
		16	15
		15	14
		14	13
		13	12
		12	11
		11	10
		10	9
		9	8
		8	7
		7	6
		6	5
		5	4
		4
		3.6
		3.5
		3
		2

Safari on iOS	Opera Mini	Android Browser	Blackberry Browser	Opera Mobile	Android Chrome	Android Firefox	IE Mobile	Android UC Browser	Samsung Internet	QQ Browser	Baidu Browser	KaiOS Browser
16.1
16.0	all	105	10	64	105	104	11	13.4	18.0	13.1	13.18	2.5 ⁽²⁾
15.6		4.4.3-4.4.4	7	12.1			10		17.0
15.5		4.4		12					16.0
15.4		4.2-4.3		11.5					15.0
Show all
15.2-15.3		4.1		11.1					14.0
15.0-15.1		4		11					13.0
14.5-14.8		3		10					12.0
14.0-14.4		2.3							11.1-11.2
13.4-13.7		2.2							10.1
13.3		2.1							9.2
13.2									8.2
13.0-13.1									7.2-7.4
12.2-12.5									6.2-6.4
12.0-12.1									5.0-5.4
11.3-11.4									4
11.0-11.2
10.3
10.0-10.2
9.3
9.0-9.2
8.1-8.4
8
7.0-7.1
6.0-6.1
5.0-5.1
4.2-4.3
4.0-4.1
3.2

Notes

The U2F API is being decommissioned (only the API, not the U2F protocol) and superseded by WebAuthn.

Requires the "FIDO U2F (Universal 2nd Factor)" Chrome extension
Support can be enabled with the "security.webauth.u2f" flag
Supported via the internal CryptoTokenExtension.

Resources

Data by caniuse.com
Licensed under the Creative Commons Attribution License v4.0.
https://caniuse.com/u2f