{
  "gex": {
    "1024": {
      "g": 2,
      "p": 32317006071311007300338913926423828248817941241140239112842009751400741706634354222619689417363569347117901737909704191754605873209195028853758986185622153212175412514901774520270235796078236248884246189477587641105928646099411723245426622522193230540919037680524235519125679715870117001058055877651038861847280257976054903569732561526167081339361799541336476559160368317896729073178384589680639671900977202194168647225871031411336429319536193471636533209717077448227988588565369208645296636077250268955505928362751121174096972998068410554359584866583291642136218231078990999448652468262416972035911852507045361090559
    },
    "2048": {
      "g": 5,
      "p": 31503603174978580963708019272977519272117788705970087409966776878589107924528529181669431915797105570785412770593657558291640807960032693821379838137292648024963912075843586171197829112967625872440475367241166686192399913343600842232349564642449725248009110268956265239572054413894422708560853387298098941687984152371211674328590599391174029596822972792096366216501211510113429786272516446685528491720727700506756129412083755044049737586115350766988756598621774133851505840464321677383941221980814431973069574808643291291617322645751434775427035086480017325969202756463727561818654971971411607399894579305373095504183
    },
    "3072": {
      "g": 2,
      "p": 5231306188153874906109358696320419641714850098180540064325184336786286305174445077343288180177889906303942519701066456667045015933858355753232171239615792980500718129979793757609591446428855537652597772682529862167397894560956201380349480085853928492414892412092740827551054020559954223159825612551786555692947522559096786724084345223894017010527633500154392856151337690629848125689764039643344383974589358539579823780358231987900723545249888013652788807814242614527997422723320582775136083567426755463210333789733616749062204284635576252783093050598797201181415150903668257466329685481702918306806041740050282864560130756527924788008977153506878135069304423392108155037213619050551197572634808167274595569264111868370550217615351035407402502258172837267046468892176502504560681424858224467942154126742851881715765502054997647331135310706000891833891142345074590633299540189481495505889899076666810769276475121011014524522979
    },
    "4096": {
      "g": 5,
      "p": 1002883571063614640977916078929304765564870071670067709530064414453821561115494749047404877015468802022009766920774391041430991427178785538496524693396048116931265481185778203962159001237602688579336042655364394498829028563523494162037373554126420626668842263353240991525077871225950404137465291242819228879375237118834175023605358544344757474663744894772237889170364320554364812395304851793184466893331327985756585708847661978067694030896041147512419455404394112323392549154299633276220565878040004455010664151987475668861021051932997061353292010491037166798669057277193285358126254757786295849543517035037820692375157050586617979869145903741248845799626246150604528594586369962243138290944382347926217565520585379965904775487762511790589801362744843187212894366341586221986417198238848751367485274650704695256401137676146996266354749012657521039416026353838383394340067625474131713497618822202068789647809381685382851330175935580225398392900566501957955599682874842300261050396536943300397767576851109690025955559469802070170088029523310092631617080924614198585374456896525177094924739361583409230597865667352437450105323515364237457788341688441514574632913577639513545663247426898218769088518768523853668598295927872426067157425487
    },
    "6144": {
      "g": 5,
      "p": 31500255081008845269376834292538693466785903254679763132697859748639895261425195709711104910562195101170481534335035112902820184603671394626342931858077552132869234431079760666363011827421709634502620052136087296346849647961540756776874063838585898433856852340754213764579215858063272962973983752870788155678669625952984773261486634318362508937092508551372673628100641221605914929502274082482640398383483845094713764495560383533793926089748505927601841738746162113802149383198867645294719378846449779940933358183214731101538394840058751170784368526694070116323544603645511374973250882221600347346304606741859296847209128173466789448794406742117923970999927923458850115994685391876545919335942415198968974204466921857262792402242021354129363754280647127912859687877731070523059849164215049021639648085945711895593744334706796067480023015746056897443820982274034222436316234598313690683747072247644543756506647933116608908712575063520602641179384032282762220141964857503101091742626952191368379731384994694348827331955553290367418303925014447337000184294928153676523650250624462283368243115397781368583200897678439347164130563315391600540422022227703017721265278481841363824360699866848705298030824148528655052267284421671266960618569237131202340149357556926103792926935870455745533595090427922287518813171248572885214475754191313305286487354329848950987418395738289144692052157744648147826124058797399409385155335910243543411705574452262412380907257135283593005839070760112530352719138337506886504992342931250131600612395631795673412057170639697511431512443212947957409007829680500189290661482367630528484218457638261703537887448662694998406962857256057802247338464993863771121271050914949305924348120449244709869420523096753542074239791261214304208604018031420480076224479303295086481441456824208577162760234636807742765141725530860749616155794502063
    },
    "768": "EOF",
    "8192": {
      "g": 2,
      "p": 937853028934903195491229455376392000029441488922479512752797331160537259183443741658433373150873604816892863007532047439656834384225894554068738284125205646786506633717404920683757078278009029803632819882065977923123276302539053156657683683637347435105087812223921155082094304935750841372180758975878074416279879627785852088609141717969112001920692159421646650972801477252318751235434977485895738742319978668204831740488830145005472901517347708966759303551743902685298643303514496812222727138509092718592070448712887407245038218732481501743905298458099655970056684944597520684737141598059332048901551353299523709175923054343535445367081019262430564580730053453048069539591044855193124430098338796492001991332055363694240406166086617750982708944213539696543502077755608339162471926818835521482785104344059004029228272374721265426616790448961221051520612418979317329106642489016928713876026569596092234718710454439535090080533351078200107128485164842702688754427612868679311984817276025506600220017425401438661151410338075423857735526168297197457153872103842824551437646325129433595997357168620495322201594826222365261451048724426606489446610417258508514150597773864695246442578912486226562104098878369035529537391513677773095902423570361256553998275707488832817216374783962782322126839535159094906634691099383543712149382149707114988598649710482918355078169793846483148026487527601913169218834735261514240538083817053384462294762877107821100045495153589605620255353149163324410260118687039807072275206218908371279574401234326835949683717103513897416072240223957058684655457657095187958614355350954901676436528482025673451930683177675565712609596354670558392189694332250623521903085884614713615218299895597625527391997383827185988782340569389310730923514262874037041548596028050782148133249265323884391602972699257581038631746475510906968781275538330236768905849710167266853580166370033108580797393244702790756750813339389041964824605350512404840213431054506533250124342435085547010189085490292690269104487739614888086913390393885820415696045177590028362892310056219998942755405036092928723921107216450996545417640855946060991527222419816277589713917534311350555837779265592877224654424284629244545086686361767237208381607509185597658449891389292636474967548128065507822193907473212583920473119028943753535225806983105318576254041906486547442004798283946602775744352452132967013207192886913086229119806357060386509991361550466350197424774297057349796815507412656833339
    }
  },
  "host_keys": {
    "ecdsa-sha2-nistp256": {
      "algorithm": "ecdsa-sha2-nistp256",
      "ascii": "AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOwEIyaIeeL4Nuood+2ZbvA0Pi3Bh2GLiiXrECzGIAQ911fI0wGvWv2onTTJmnvzu5KaGtFkMDSPxlMj9V+SFn4=",
      "fingerprint": "38:d2:16:7a:44:52:db:c7:a8:a1:2d:b7:a5:09:72:e7",
      "n": 65992401093995884754398915281473221380096940649243105801071799892721093647371516683808579611391798340542897856224097544975173512525350847511874347291776638,
      "name": "nistp256"
    },
    "ssh-dss": {
      "algorithm": "ssh-dss",
      "ascii": "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",
      "fingerprint": "7a:4a:39:a0:c4:0a:17:65:f2:55:04:09:ac:f7:ca:81",
      "g": 124689160974522585747570519626576381907944485644728321642572207377186866118587379144542129433385574154384788613796461113006749454432110428072718862382415800495198952788706014279769111493960941263308764026449356710492401309559545304058818802973736418907920452019886443788696070609152916828399628325944862513952,
      "p": 125047009466992248710946113609913656245810876200630951812930713418471971299825892036876876609556888042429891723387414177162202061676837658363561828682155550167204450060236829209910742374560506445141024990348124318664787239788219042605738179815147384217346384346299293547749695480579739503443361021390745948273,
      "q": 1452153641672852017339944227361173566825295464811,
      "y": 75146166920150673204612218286025826657891202776360701504292906190028470742398997681549746558833417981847822640085374988971258991691761862685182003399355130432906039736488729833967107992956853293944592484199312621024559735543569956302732427403109905783428825681422199244653419377455720260904307094653538331199
    },
    "ssh-rsa": {
      "algorithm": "ssh-rsa",
      "ascii": "AAAAB3NzaC1yc2EAAAADAQABAAABAQDgfxtZWjr6BpYxWOOl1rjYVm2Jd0RxgJcPGq1gOtlw4NvGc3zQqbg+qyC20YJ++Jm/2P7I1f7olUYlKEpN1mfuV31G72EQBbNpOb03YgY0yxA2djhYximYnQqOYJFdbOviq5HpZ9+0luEb2VjKTsUv6ovVWGOvIKdB2ptdTGotIKK0wlPGW3Yu/YvKTFV6+s/oLc6HkT9DhxMztb4eZWUDBlBDzvkQE2fEKOtQA25F90kC7bkrC52xL/wM29YcGj8PblbEYr1TtB7p1B8BI03qbpM7jQiqvDN1XnbnAP/9p2We/GZ5Zt9/DsU5Pcnnkzpuwd/cz9ZssemJD6ek7F/X",
      "e": 65537,
      "fingerprint": "a6:e0:e4:65:f3:05:5e:ff:5d:c9:c7:55:88:a4:43:63",
      "n": 28340059027403112616418956293844615288381114201543511566969021335253536300389251916049471155469789944397380216109100033634713352961204294297364915689536900470843033122185981156175997771082646126307510284097156590708919002675059823918167996144677328155762496075668889522702660875822368605131516685630458944309539827800284046560624045370379390203071054675467858745280348413049012235730516339818063569242827902195659157694518743591287048137885782428035685072557598465710510467653639367532557436339116892226748701238075044988309152086687055581229519759807167015472155145014880342138205729971943737950124270528344468774871
    }
  },
  "ident": "SSH-2.0-OpenSSH_6.0p1 Debian-4+deb7u7",
  "ip": "87.230.13.230",
  "supported": {
    "compression_algorithms_client_to_server": [
      "none",
      "zlib@openssh.com"
    ],
    "compression_algorithms_server_to_client": [
      "none",
      "zlib@openssh.com"
    ],
    "encryption_algorithms_client_to_server": [
      "aes128-ctr",
      "aes192-ctr",
      "aes256-ctr",
      "arcfour256",
      "arcfour128",
      "aes128-cbc",
      "3des-cbc",
      "blowfish-cbc",
      "cast128-cbc",
      "aes192-cbc",
      "aes256-cbc",
      "arcfour",
      "rijndael-cbc@lysator.liu.se"
    ],
    "encryption_algorithms_server_to_client": [
      "aes128-ctr",
      "aes192-ctr",
      "aes256-ctr",
      "arcfour256",
      "arcfour128",
      "aes128-cbc",
      "3des-cbc",
      "blowfish-cbc",
      "cast128-cbc",
      "aes192-cbc",
      "aes256-cbc",
      "arcfour",
      "rijndael-cbc@lysator.liu.se"
    ],
    "kex_algorithms": [
      "ecdh-sha2-nistp256",
      "ecdh-sha2-nistp384",
      "ecdh-sha2-nistp521",
      "diffie-hellman-group-exchange-sha256",
      "diffie-hellman-group-exchange-sha1",
      "diffie-hellman-group14-sha1",
      "diffie-hellman-group1-sha1"
    ],
    "languages_client_to_server": [
      ""
    ],
    "languages_server_to_client": [
      ""
    ],
    "mac_algorithms_client_to_server": [
      "hmac-md5",
      "hmac-sha1",
      "umac-64@openssh.com",
      "hmac-sha2-256",
      "hmac-sha2-256-96",
      "hmac-sha2-512",
      "hmac-sha2-512-96",
      "hmac-ripemd160",
      "hmac-ripemd160@openssh.com",
      "hmac-sha1-96",
      "hmac-md5-96"
    ],
    "mac_algorithms_server_to_client": [
      "hmac-md5",
      "hmac-sha1",
      "umac-64@openssh.com",
      "hmac-sha2-256",
      "hmac-sha2-256-96",
      "hmac-sha2-512",
      "hmac-sha2-512-96",
      "hmac-ripemd160",
      "hmac-ripemd160@openssh.com",
      "hmac-sha1-96",
      "hmac-md5-96"
    ],
    "server_host_key_algorithms": [
      "ssh-rsa",
      "ssh-dss",
      "ecdsa-sha2-nistp256"
    ]
  }
}

SSH Report for server3.lohner-net.de

Score: F

Server Parameters

Server version SSH-2.0-OpenSSH_6.0p1 Debian-4+deb7u7
Compression none
zlib@openssh.com

Host Keys

ssh-rsa Generally considered secure a
2048-bit key
a6:e0:e4:65:f3:05:5e:ff:5d:c9:c7:55:88:a4:43:63
AAAAB3NzaC1yc2EAAAADAQABAAABAQDgfxtZWjr6BpYxWOOl1rjYVm2Jd0RxgJcP
Gq1gOtlw4NvGc3zQqbg+qyC20YJ++Jm/2P7I1f7olUYlKEpN1mfuV31G72EQBbNp
Ob03YgY0yxA2djhYximYnQqOYJFdbOviq5HpZ9+0luEb2VjKTsUv6ovVWGOvIKdB
2ptdTGotIKK0wlPGW3Yu/YvKTFV6+s/oLc6HkT9DhxMztb4eZWUDBlBDzvkQE2fE
KOtQA25F90kC7bkrC52xL/wM29YcGj8PblbEYr1TtB7p1B8BI03qbpM7jQiqvDN1
XnbnAP/9p2We/GZ5Zt9/DsU5Pcnnkzpuwd/cz9ZssemJD6ek7F/X
a
ssh-dss 1024 bit key is weak f
DSA keys are limited to 1024 bits and are insecure
7a:4a:39:a0:c4:0a:17:65:f2:55:04:09:ac:f7:ca:81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f
ecdsa-sha2-nistp256 NIST curves considered insecure b
38:d2:16:7a:44:52:db:c7:a8:a1:2d:b7:a5:09:72:e7
AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOwEIyaIeeL4
Nuood+2ZbvA0Pi3Bh2GLiiXrECzGIAQ911fI0wGvWv2onTTJmnvzu5KaGtFkMDSP
xlMj9V+SFn4=
a

Key Exchange

ecdh-sha2-nistp256 NIST curves considered insecure b
ecdh-sha2-nistp384 NIST curves considered insecure b
ecdh-sha2-nistp521 NIST curves considered insecure b
diffie-hellman-group-exchange-sha256 Generally considered secure a
768 bit request Server refused the request

              
0
1024 bit request 2048-bit group
FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74
020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F1437
4FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED
EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF05
98DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB
9ED529077096966D670C354E4ABC9804F1746C08CA18217C32905E462E36CE3B
E39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9DE2BCBF695581718
3995497CEA956AE515D2261898FA051015728E5A8AACAA68FFFFFFFFFFFFFFFF
a
2048 bit request 2048-bit group
F98E7DDB0BB851699D3EA9E04987BACF7A646E98507456A1D7048046D818C6C1
64F762BDB39510B199F2E85E029F7F0CD378CE912E393CD1602EFCBE68131FBD
0F866ED4F1C488D0569D7DCE44D49F4574BB9186C3458DF2D42BEFCACDA8E100
337928A9B8D1E6C22BCC33437EBF4571711A4272EDE3F5B6A629D9BD44E9D4C4
1A2DAAFF5E417A2E0E90FA8438FB7868142F779EA9B1CC53AABDB13AAF2FE258
0A55138826CBED8F8A0674A08513110E7C1F1ADF17371789DD766B53E454ADCB
CEBDABBD050F469FF2F355841E8B823C0854825424DC87B273446CC70C2FDB82
8B43E017BEFC9AC6578DA0298C64CC2B6A33A6651CB55E720F193D7B656D2937
a
3072 bit request 3072-bit group
E6846A58148AC762DD0CA90662E5626D0C5647E5C8CE7D6190997846FB17A509
767A28E1E7B5F1AD994407661C1225E05F37EE490AA3C4C5AE757129BE9EEC5D
EDD6501D26F43C2CC0A1E1FF7D11A55616D02061E20573AC75DAB592D55C7816
08B8A20CB3DA2EB9C2C4C2FDA0CF1E083B6CFB43772FEFE969FDF56FA96EBCBF
B4110384CBF0307F2DB59954BADE376AEB544ABAA269D39DE57EC52E7CEB5E7A
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936D5A5063411610632451C837D83806B98DD038548592A2910C4BF4713FDF8B
FD70897697FFF17B7F59FD8AD505103EEAB7A39BE1BDECD2833DB02532B0D1E3
a
4096 bit request 4096-bit group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0AC8B37F4C06ECBD5CB2EF069CA8DAAC5CBD67C6182A65FED656D0DFBBB8A430
B1DBAC7BD6303BEC8DE078FE69F443A7BC8131A284D25DC2844F096240BFC61B
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1A79E4670B086027F20DA2AF4F5B020725F8828726379F429178926A25319D4F
a
6144 bit request 6144-bit group
EEECABB15BA767CF1068832B8CA6FB7D86A7B3CD2A23BDBB1D0718A821586412
C0A65556B7BE9512DE675D290A8008634E7AFFE1962ED92137ADDF2A5A26D1C9
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0F852221E35FB3DE98108BF906BB410388964A889D85EC2B0C68A5B8FAB9ECD3
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2FCF6AC81B1DB5435813638ECFC58FDCA058F46B67644C968810557B9873AEAF
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FDDF10D195CE61842596A85B54BC1A3B0D0459D1A32D2CE1B30161A04B0E9B98
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AF09E1EC550950BC0D146D391E353DC70FC995A1435B2B9A0BCF88F1D48822CF
FB27AEFA112B8487AD96E84F0FC5F9B032659FBE156E50BCC9553F0B443671AF
a
8192 bit request 8192-bit group
DC1D85A42DE4C80C1455C33938AC46F508FDBE197DF8FE8BDF59E1C8A231B162
4DEDB6646D1DC4261826F11473EF3339E6B5B0303106815477E91C136E9B3EBC
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4B6FD05FA7FC7323DC5EB03AEF10CD74D9DF3548E8E7895DF418C10E97BA6D08
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30E60E95DF7B07F40545EC5DF700587A42493A3BDCDB23AC834A762122C91B1E
9EB303EA372D6FCA20A4BA33514B245D109805A00575E60AAA5269F6ED9B32D5
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C4EF02DA616F0BF39D114C92054C98FC5AE5AFEE146BBD1466E90BF81352D6B2
8F40E4411A7AA22D49D824A0972E3F202EDDE7AEAB34D7271CED7529E123A810
CED480EAA077CD45AE6F4BBEE477CC78C5D8B54ED2531E60C9516DCB84ABD210
277D2E6A1CB2F70914447ED7BE54B7081CB3A0B9FD50BDE2396DACEF196AB03D
0FB6A73C0C106630E82E5F58BE2F1A94236A3B3BC1F2704CF4B59D08D1C4CDEA
9A3F4C9A4856349A7AA8146F25A1AA335C60F798007FCCA3C53DCC88090B28BA
EAAA9E232625A3DEE44E4DE7E0B262B02CAD4C7C03CD866F78A60798037EA946
3CDEFB58F85547AF9D9D38D7B5E265F9B111BDC579E352699B766135CC148E05
4A8F1D22974414B86B31DF58D55AEF1780FF911154ED5B6CA0E16B2764D4E00C
3A2489381953649EBCEC78541DC62663E1B38EB3B6CF791B6393137D91F4C5FE
6625DFB9630C2198D78477C2A7C07C5DD8320BC8EB7C1FDD4C2D65BF3F3059FF
9194EA87892C311EA1B1CF9345DF144D82EFF4A3C62EDA8E977535B8472BC33B
a
diffie-hellman-group-exchange-sha1 SHA1 is broken d
diffie-hellman-group14-sha1 SHA1 is broken. Consider using a unique DH group d
diffie-hellman-group1-sha1 SHA1 is broken. DH group1 is broken f

Message Authentication

hmac-md5 MD5 is broken f
hmac-sha1 SHA1 is broken f
umac-64@openssh.com Use at least 128 bits f
hmac-sha2-256 Generally considered secure a
hmac-sha2-256-96 Use at least 128 bits d
hmac-sha2-512 Generally considered secure a
hmac-sha2-512-96 Use at least 128 bits d
hmac-ripemd160 Generally considered secure a
hmac-ripemd160@openssh.com Generally considered secure a
hmac-sha1-96 SHA1 is broken. Use at least 128 bits f
hmac-md5-96 MD5 is broken. Use at least 128 bits f

Encryption

aes128-ctr Consider upgrading to 192- or 256-bit b
aes192-ctr Generally considered secure a
aes256-ctr Generally considered secure a
arcfour256 RC4 is broken f
arcfour128 RC4 is broken f
aes128-cbc Consider upgrading to 192- or 256- bits. Consider using CTR mode c
3des-cbc DES is broken f
blowfish-cbc 64 bit block size, at least 128 recommended f
cast128-cbc 64 bit block size, at least 128 recommended f
aes192-cbc Consider using CTR mode b
aes256-cbc Consider using CTR mode b
arcfour RC4 is broken f
rijndael-cbc@lysator.liu.se Unknown 0