Score	Functions	retention	oversight	Prevalence
50	Ad network or exchange Ad delivery and operations...	9	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	28%
50	Analytics or measurement	3	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing. TRUSTe's Trusted Data Collection program requires protective policy provisions with ongoing compliance review.	16%
50	Ad delivery and operations Other	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	15%
47	Ad network or exchange	24	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	13%
45	Ad network or exchange Ad delivery and operations...	12	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	12%
15	Ad network or exchange Ad delivery and operations...	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	10%
25	Ad network or exchange	48+		8%
50	Data broker	13	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing. TRUSTe's Trusted Data Collection program requires protective policy provisions with ongoing compliance review.	8%
0	Ad network or exchange Publisher...	48+		7%
0	Ad network or exchange	48+		7%
45	Ad network or exchange Ad delivery and operations...	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	6%
20	Ad network or exchange Analytics or measurement...	48+		6%
25	Analytics or measurement	48+		5%
45	Ad or data buyer	12	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	5%
50	Ad network or exchange	6	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	4%
20	Ad network or exchange	48+		2%
49	Ad network or exchange	15	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	2%
50	Retargeter	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	2%
50	Data broker	6	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	2%
25	Ad delivery and operations	48+		2%
27	Ad network or exchange	24		1%
50	Ad network or exchange	2	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Data broker Analytics or measurement...	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
47	Ad network or exchange	24	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
45	Data broker Ad delivery and operations...	6	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	1%
30	Ad network or exchange Ad delivery and operations...	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
50	Ad delivery and operations	12	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
35	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
5	Ad network or exchange	48+		1%
25	Ad network or exchange	48+		1%
47	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Ad network or exchange	3	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad network or exchange Retargeter...	48+		1%
50	Ad or data buyer	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad network or exchange Ad delivery and operations...	48+		1%
40	Ad network or exchange Web tool or widget...	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad network or exchange	48+		1%
50	Ad network or exchange Ad or data buyer...	6	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
47	Ad delivery and operations	48+		1%
50	Ad network or exchange	9	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad or data buyer	48+		1%
45	Ad or data buyer	12	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	1%
20	Analytics or measurement	48+		1%
45	Data broker Ad delivery and operations...	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	1%
50	Ad network or exchange	12	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad delivery and operations Ad or data buyer...	48+		1%
50	Data broker	3	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
32	Ad network or exchange Ad delivery and operations...	24		1%
33	Ad network or exchange Ad delivery and operations...	36		1%
25	Ad or data buyer	48+		1%
38	Ad network or exchange Analytics or measurement...	36	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	1%
35	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
30	Ad delivery and operations Analytics or measurement...	48+		1%
40	Ad or data buyer	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. TRUSTe's Trusted Data Collection program requires protective policy provisions with ongoing compliance review.	1%
25	Web tool or widget Analytics or measurement...	48+		1%
35	Data broker Ad delivery and operations...	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad delivery and operations Ad or data buyer...	48+		1%
25	Ad network or exchange Ad delivery and operations...	48+		1%
25	Ad network or exchange	48+		1%
50	Ad network or exchange Retargeter...	2	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Ad network or exchange	48+		1%
25	Ad delivery and operations	48+		1%
40	Ad network or exchange	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
0	Ad network or exchange	48+		1%
25	Ad delivery and operations Analytics or measurement...	48+		1%
15	Data broker Retargeter...	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
40	Ad network or exchange Retargeter...	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
35		3		1%
30	Data broker Ad delivery and operations...	48+		1%
25	Ad network or exchange	48+		1%
25	Ad delivery and operations Ad or data buyer...	48+		1%
35	Retargeter	12		1%
20	Ad network or exchange	48+		1%
35	Ad network or exchange Retargeter...	12		1%
45	Ad network or exchange Retargeter...	4	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	1%
0	Ad network or exchange	48+		1%
5	Ad network or exchange	48+		1%
0	Ad network or exchange	48+		1%
25	Ad delivery and operations Analytics or measurement...	48+		1%
5	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Ad network or exchange	48+		1%
30	Ad network or exchange Web tool or widget...	48+		1%
20	Ad network or exchange	48+		1%
50	Ad or data buyer	6	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
45	Ad network or exchange	30	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
35	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
0	Ad network or exchange	48+		1%
48	Ad network or exchange	18	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
47	Ad network or exchange	24	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
0	Ad network or exchange	48+		1%
20	Ad network or exchange	48+		1%
20	Ad network or exchange	48+		1%
40	Ad or data buyer	6	TRUSTe's Trusted Data Collection program requires protective policy provisions with ongoing compliance review.	1%
45	Ad network or exchange	6	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
49	Ad or data buyer	14	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
50	Ad network or exchange Data broker...	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
50	Ad network or exchange Retargeter...	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad delivery and operations	2		1%
50	Ad or data buyer	1	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Ad network or exchange Publisher...	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Ad network or exchange	48+		1%
0	Ad network or exchange	48+		1%
40	Ad or data buyer	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
0	Ad network or exchange	48+		1%
25	Ad delivery and operations Ad or data buyer...	48+		1%
50	Ad network or exchange	13	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad network or exchange Ad delivery and operations...	48+		1%
15	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
50	Ad network or exchange	1	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
30	Ad network or exchange Web tool or widget...	48+		1%
25	Ad network or exchange Ad delivery and operations...	48+		1%
48	Ad or data buyer Retargeter...	18	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
32	Analytics or measurement Other	24		1%
50	Ad delivery and operations	3	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
5	Ad network or exchange	48+		1%
0	Ad network or exchange Retargeter...	48+		1%
44	Ad or data buyer	14		1%
20	Ad delivery and operations Analytics or measurement...	48+		1%
20	Ad network or exchange Ad delivery and operations...	48+		1%
13	Ad network or exchange	18		1%
38	Ad or data buyer	36	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
15	Data broker	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
30	Analytics or measurement	48+		1%
25	Retargeter	48+		1%
20	Data broker	48+	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Analytics or measurement	48+		1%
25	Ad delivery and operations	48+		1%
35	Ad delivery and operations	12		1%
0	Ad network or exchange	48+		1%
10	Ad network or exchange	48+	The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
20	Ad network or exchange	48+		1%
0	Ad network or exchange Retargeter...	48+		1%
40	Ad network or exchange Data broker...	1	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
47	Ad network or exchange	24	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
43	Ad or data buyer	36	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews. The Digital Advertising Alliance is a group of companies that pledge adherence to published privacy guidelines enforced through external testing.	1%
25	Ad network or exchange Ad delivery and operations...	48+		1%
45	Data broker	12	The Network Advertising Initiative is a group of companies that pledge adherence to published privacy guidelines enforced through annual compliance reviews.	1%