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Notices tagged with png

LinuxWalt (@lnxw48a1) {3EB165E0-5BB1-45D2-9E7D-93B31821F864} (lnxw48a1)'s status on Tuesday, 23-Jun-2020 15:13:28 EDT LinuxWalt (@lnxw48a1) {3EB165E0-5BB1-45D2-9E7D-93B31821F864}
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There was also one M5.0 #earthquake in #PNG https://earthquake.usgs.gov/earthquakes/eventpage/us6000ah9y/executive #usgs like the others, I did not check the #tsunami warning site.

Tuesday, 23-Jun-2020 15:13:28 EDT from nu.federati.net permalink
Joshua Judson Rosen (rozzin)'s status on Wednesday, 18-Feb-2015 21:10:57 EST Joshua Judson Rosen
- lnxw48 (Linux Walt)
- Computer and Network Security
@lnxw48, this reminds me of a rule I once encountered about 'safe' image-formats for exporting data: #PNG is dangerous because the orthogonal alpha channel means pixels can contain invisible (recoverable) data; #GIF is safe because transparent pixels contain only the transparency. !security

Wednesday, 18-Feb-2015 21:10:57 EST from AndStatus permalink
Joshua Judson Rosen (rozzin)'s status on Friday, 14-Jan-2011 06:26:16 EST Joshua Judson Rosen

#Oy: !PNG has 3 different ways of specifying key:val metadata, and 10 standard keywords..., but it looks like nobody knows about any of it.

Friday, 14-Jan-2011 06:26:16 EST from restore permalink

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