Autor Subiect: Cum va protejati computerul?  (Citit de 15295 ori)

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Offline lucianer

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Re: Cum va protejati computerul?
« Răspuns #60 : 24.Feb.2011, 09:47:13 p.m. »
Go Terios!!!:)
 

Offline BigAir

Re: Cum va protejati computerul?
« Răspuns #61 : 24.Feb.2011, 10:46:31 p.m. »
Sie eu tot avira folosesc. E moca si nici nu incarca sistemul inutil. cat despre virusi oricat te-ai feri tot ii iei daca asa iti e norocul :-))
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Offline lucianer

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Re: Cum va protejati computerul?
« Răspuns #62 : 24.Feb.2011, 10:51:23 p.m. »
Eu am renuntat la el din cauza updateurilor aiurea(incepuse sa le faca mai rar). :-?
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Offline BigAir

Re: Cum va protejati computerul?
« Răspuns #63 : 24.Feb.2011, 10:56:49 p.m. »
Egal cu update sau nu cam toate av sunt varza. Daca e sa agati ceva tot agati...
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Offline lucianer

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Re: Cum va protejati computerul?
« Răspuns #64 : 24.Feb.2011, 11:00:53 p.m. »
Oricum,astea doua merg cap la cap.
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Offline cristyyy2003

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Re: Cum va protejati computerul?
« Răspuns #65 : 24.Feb.2011, 11:06:16 p.m. »
La sfatul lui @lucianer folosesc si eu de acu' 10 min avast!
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Offline toma

Re: Cum va protejati computerul?
« Răspuns #67 : 16.Oct.2017, 04:48:24 p.m. »
Un tip de la Aruba raspunde si incearca sa cosmetizeze putin situatia:  http://community.arubanetworks.com/t5/Technology-Blog/WPA2-Key-Reinstallation-Attacks/ba-p/310045

Citat
An attacker (who has to physically come to my location and attack my clients through an entirely-detectable man-in-the-middle attack) can decrypt my client-to-AP traffic with pretty high probability, and can replay my client-to-AP traffic.  The attacker can’t send arbitrary traffic (i.e. can’t inject traffic of his own), can’t decrypt AP-to-client traffic, can’t modify my traffic in transit, and doesn’t get any authentication tokens or keys.  It’s bad, but it’s not THAT bad

Singura veste buna e ca toata lumea lucreaza la patch-uri  :-))
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Offline fireburn

Re: Cum va protejati computerul?
« Răspuns #68 : 16.Oct.2017, 04:54:08 p.m. »
Mi se par trase de par articolele.

Cum naiba sa decriptezi un pachet de date criptat daca nu stii cheia?

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Offline toma

Re: Cum va protejati computerul?
« Răspuns #69 : 16.Oct.2017, 05:15:09 p.m. »
Cum naiba sa decriptezi un pachet de date criptat daca nu stii cheia?

As a result, the same encryption key is used with nonce values that have already been used in the past. In turn, this causes all encryption protocols of WPA2 to reuse keystream when encrypting packets. In case a message that reuses keystream has known content, it becomes trivial to derive the used keystream. This keystream can then be used to decrypt messages with the same nonce. When there is no known content, it is harder to decrypt packets, although still possible in several cases (e.g. English text can still be decrypted). In practice, finding packets with known content is not a problem, so it should be assumed that any packet can be decrypted.

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