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A. Hologram
B. Digital watermark
C. Security thread
D. Color-Shifting ink

2007-03-10 08:29:42 · 3 answers · asked by Anonymous in Computers & Internet Security

3 answers

B. Digital watermark

It is the only one of the 4 that can be made completely invisible.

regards,
Philip T

2007-03-10 08:35:50 · answer #1 · answered by Philip T 7 · 0 0

i could say the traditional client could be unlikely to come across the secure practices thread. The hologram and shade-shifting ink the two attraction to the attention with the way they alter while seen at distinctive angles and the watermark, nevertheless mild and perplexing to work out, is clean on the front. The thread can merely be seen while held as much as the mild, which isn't a classic practice for the traditional client...

2016-12-14 15:42:56 · answer #2 · answered by Anonymous · 0 0

e. liveCDrom used to hax0r their boxen.

2007-03-10 08:36:54 · answer #3 · answered by Anonymous · 0 0

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