You do not have permission to edit this page, for the following reasons:

This IP address has been blocked from editing Wikipedia.
This does not affect your ability to read Wikipedia pages.
Most people who see this message have done nothing wrong. Some kinds of blocks restrict editing from specific service providers or telecom companies in response to recent abuse or vandalism, and can sometimes affect other users who are unrelated to that abuse. Review the information below for assistance if you do not believe that you have done anything wrong.

The IP address or range 44.195.0.0/16 has been blocked (disabled) by ‪Blablubbs‬ for the following reason(s):

The IP address that you are currently using has been blocked because it is believed to be a web host provider or colocation provider. To prevent abuse, web hosts and colocation providers may be blocked from editing Wikipedia.
You will not be able to edit Wikipedia using a web host or colocation provider because it hides your IP address, much like a proxy or VPN.
We recommend that you attempt to use another connection to edit. For example, if you use a proxy or VPN to connect to the internet, turn it off when editing Wikipedia. If you edit using a mobile connection, try using a Wi-Fi connection, and vice versa. If you are using a corporate internet connection, switch to a different Wi-Fi network. If you have a Wikipedia account, please log in.
If you do not have any other way to edit Wikipedia, you will need to request an IP block exemption.

How to appeal if you are confident that your connection does not use a colocation provider's IP address:
If you are confident that you are not using a web host, you may appeal this block by adding the following text on your talk page: ((unblock|reason=Caught by a colocation web host block but this host or IP is not a web host. My IP address is _______. Place any further information here. ~~~~)). You must fill in the blank with your IP address for this block to be investigated. Your IP address can be determined here. Alternatively, if you wish to keep your IP address private you can use the unblock ticket request system. There are several reasons you might be editing using the IP address of a web host or colocation provider (such as if you are using VPN software or a business network); please use this method of appeal only if you think your IP address is in fact not a web host or colocation provider.

Administrators: The IP block exemption user right should only be applied to allow users to edit using web host in exceptional circumstances, and requests should usually be directed to the functionaries team via email. If you intend to give the IPBE user right, a CheckUser needs to take a look at the account. This can be requested most easily at SPI Quick Checkuser Requests. Unblocking an IP or IP range with this template is highly discouraged without at least contacting the blocking administrator.

This block will expire on 09:46, 11 January 2025.

Even when blocked, you will usually still be able to edit your user talk page, as well as email administrators and other editors.

For information on how to proceed, please read the FAQ for blocked users and the guideline on block appeals. The guide to appealing blocks may also be helpful.

Other useful links: Blocking policy · Help:I have been blocked
Your IP address is in a range that has been blocked on all Wikimedia Foundation wikis. The block was made by ‪AntiCompositeNumber‬. The reason given is Open proxy/Webhost: Visit the FAQ if you are affected .
- Start of block: 13:55, 18 August 2022
- Expiry of block: 13:55, 18 January 2025
Your current IP address is 44.195.68.6. The blocked range is 44.195.0.0/16. Please include all above details in any queries you make. If you believe you were blocked by mistake, you can find additional information and instructions in the No open proxies global policy. Otherwise, to discuss the block please post a request for review on Meta-Wiki. You could also send an email to the stewards VRT queue at stewards@wikimedia.org including all above details.

You can view and copy the source of this page:

{| class="wikitable" style="margin-top: 0px; width:100%; text-align:center;"
|+ Comparison of SHA functions ((Navbar|Comparison of SHA functions|plain=1|style=float:right))
|- style="vertical-align:bottom;"
! colspan="2" rowspan="2" | Algorithm and variant
! rowspan="2" | Output size<br/>(bits)
! rowspan="2" | Internal <br/>state size <br/>(bits)
! rowspan="2" | Block size<br/>(bits)
! rowspan="2" | Rounds
! rowspan="2" | Operations
! rowspan="2" | Security against [[collision attack]]s <br/>(bits)
! rowspan="2" | Security against [[length extension attack]]s <br/>(bits)
! colspan="2" | Performance on [[Skylake (microarchitecture)|Skylake]] (median [[cycles per byte|cpb]])<ref>((cite web |url=http://bench.cr.yp.to/results-hash.html#amd64-skylake |title=Measurements table|website=bench.cr.yp.to))</ref>
! rowspan="2" | First published
|- style="vertical-align:bottom;"
! Long messages
! 8 bytes
|- style="vertical-align:top;"
| colspan="2" | '''[[MD5]]''' (as reference) || 128 || 128<br />((nowrap|(4 × 32))) || 512  || 4 <br /> ((nowrap |(16 operations)) in each round)|| And, Xor, Or, Rot, ((nowrap|Add (mod&nbsp;2<sup>32</sup>))) || ((Bad|≤ 18<br/>(collisions found)<ref>((Cite tech report|first1=Xie|last1=Tao|first2=Fanbao|last2=Liu|first3=Dengguo|last3=Feng|year=2013|title=Fast Collision Attack on MD5|work=Cryptology ePrint Archive|publisher=[[International Association for Cryptologic Research|IACR]]|url=https://eprint.iacr.org/2013/170.pdf))</ref>)) || ((Bad|0))|| 4.99 || 55.00 || 1992
|- style="vertical-align:top;"
| colspan="2" | '''((nowrap|[[SHA-0]]))''' || rowspan="2" | 160 || rowspan="2" | 160<br />((nowrap|(5 × 32))) || rowspan="2" | 512  || rowspan="2" | 80 || rowspan="2" | And, Xor, Or, Rot, ((nowrap|Add (mod&nbsp;2<sup>32</sup>))) || ((Bad|&lt; 34<br/>(collisions found)))  || rowspan="2"  ((Bad|0)) || ≈ SHA-1 || ≈ SHA-1 || 1993
|- style="vertical-align:top;"
| colspan="2" | '''((nowrap|[[SHA-1]]))''' || ((Bad|&lt; 63<br/>(collisions found)<ref>((Cite tech report|last1=Stevens|first1=Marc|author-link1=Marc Stevens (cryptology)|last2=Bursztein|first2=Elie|author-link2=Elie Bursztein|last3=Karpman|first3=Pierre|last4=Albertini|first4=Ange|last5=Markov|first5=Yarik|title=The first collision for full SHA-1|publisher=[[Google|Google Research]]|url=https://shattered.io/static/shattered.pdf))
*((cite web |author=Marc Stevens |author2=Elie Bursztein |author3=Pierre Karpman |author4=Ange Albertini |author5=Yarik Markov |author6=Alex Petit Bianco |author7=Clement Baisse |date=February 23, 2017 |title=Announcing the first SHA1 collision |website=Google Security Blog |url=https://security.googleblog.com/2017/02/announcing-first-sha1-collision.html))</ref>)) || 3.47 || 52.00 || 1995
|- style="vertical-align:top;"
| rowspan="4" | '''((nowrap|[[SHA-2]]))''' || ''SHA-224''<br/>''SHA-256'' || 224<br/>256 || 256<br/>((nowrap|(8 × 32))) || 512 || 64 || And, Xor, Or, <br/>Rot, Shr, ((nowrap|Add (mod&nbsp;2<sup>32</sup>))) || ((Good|112 <br/> 128)) || ((Bad|32 <br/> 0))|| 7.62<br/>7.63 || 84.50<br/>85.25 || 2004<br/>2001
|- style="vertical-align:top;"
| ''SHA-384'' || 384 || rowspan="3" | 512<br/>((nowrap|(8 × 64))) || rowspan="3" | 1024 || rowspan="3" | 80 || rowspan="3" | And, Xor, Or, <br/>Rot, Shr, ((nowrap|Add (mod&nbsp;2<sup>64</sup>))) || ((Good|192)) || ((Good|((nowrap|128)))) || 5.12 || 135.75 || 2001
|- style="vertical-align:top;"
| ''SHA-512'' || 512 || ((Good|256)) || ((Bad|0<ref>Without truncation, the full internal state of the hash function is known, regardless of collision resistance. If the output is truncated, the removed part of the state must be searched for and found before the hash function can be resumed, allowing the attack to proceed.</ref>)) || 5.06 ||  135.50 || 2001
|- style="vertical-align:top;"
| ''((nowrap|SHA-512/224))''<br/>''((nowrap|SHA-512/256))'' || 224<br/>256 || ((Good|112<br/>128)) || ((Good|288<br/>256)) || ((nowrap|≈ SHA-384)) || ((nowrap|≈ SHA-384)) || 2012
|- style="vertical-align:top;"
| rowspan="2" | '''((nowrap|[[SHA-3]]))''' || ''SHA3-224''<br/>''SHA3-256''<br/>''SHA3-384''<br/>''SHA3-512'' || 224<br/>256<br/>384<br/>512 || rowspan="2" | 1600<br />((nowrap|(5 × 5 × 64))) || 1152<br/>1088<br/>832<br/>576 || rowspan="2" | ((nowrap|24))<ref>((cite web|url=http://keccak.noekeon.org/specs_summary.html |title=The Keccak sponge function family |access-date=2016-01-27))</ref> || rowspan="2" | And, Xor, Rot, Not  || ((Good|112<br/>128<br/>192<br/>256)) ||((Good|448<br/>512<br/>768<br/>1024))|| 8.12<br/>8.59<br/>11.06<br/>15.88 ||154.25<br/>155.50<br/>164.00<br/>164.00 || rowspan="2" | 2015
|- style="vertical-align:top;"
| ''SHAKE128''<br/>''SHAKE256'' || ((nowrap|''d'' (arbitrary)))<br/>((nowrap|''d'' (arbitrary))) || 1344<br/>1088 || ((Good|min(''d''/2, 128)<br/>((nowrap|min(''d''/2, 256))))) || ((Good|((nowrap|256<br/>512)))) || 7.08<br/>8.59 || 155.25<br/>155.50
|}<noinclude>
((Template reference list))
((documentation
|content=
((no documentation))
[[Category:Computer security templates]]
))
</noinclude>

Pages transcluded onto the current version of this page (help):

Template:Bad (edit)
Template:Cite tech report (view source) (semi-protected)
Template:Cite web (view source) (protected)
Template:Dated maintenance category (view source) (template editor protected)
Template:Documentation (view source) (template editor protected)
Template:FULLROOTPAGENAME (view source) (template editor protected)
Template:Good (view source) (semi-protected)
Template:Hatnote (view source) (template editor protected)
Template:Hlist/styles.css (view source) (protected)
Template:Improve documentation (view source) (extended confirmed protected)
Template:Navbar (view source) (protected)
Template:No (view source) (template editor protected)
Template:No documentation (view source) (extended confirmed protected)
Template:Nowrap (view source) (protected)
Template:Ns has subpages (view source) (protected)
Template:Ombox (view source) (protected)
Template:Subpage other (view source) (template editor protected)
Template:Template reference list (view source) (template editor protected)
Module:Arguments (view source) (protected)
Module:Citation/CS1 (view source) (protected)
Module:Citation/CS1/COinS (view source) (protected)
Module:Citation/CS1/Configuration (view source) (protected)
Module:Citation/CS1/Date validation (view source) (protected)
Module:Citation/CS1/Identifiers (view source) (protected)
Module:Citation/CS1/Utilities (view source) (protected)
Module:Citation/CS1/Whitelist (view source) (protected)
Module:Citation/CS1/styles.css (view source) (protected)
Module:Documentation (view source) (template editor protected)
Module:Documentation/config (view source) (template editor protected)
Module:Documentation/styles.css (view source) (template editor protected)
Module:Hatnote (view source) (template editor protected)
Module:Hatnote/styles.css (view source) (template editor protected)
Module:Message box (view source) (protected)
Module:Message box/configuration (view source) (protected)
Module:Message box/ombox.css (view source) (protected)
Module:Navbar (view source) (protected)
Module:Navbar/configuration (view source) (protected)
Module:Navbar/styles.css (view source) (protected)
Module:Ns has subpages (view source) (protected)
Module:Unsubst (view source) (protected)
Module:Yesno (view source) (protected)

Return to Template:Comparison of SHA functions.

Retrieved from "https://en.wikipedia.org/wiki/Template:Comparison_of_SHA_functions"