Report for io.kent.ac.uk

{
  "gex": {
    "1024": "EOF",
    "2048": {
      "g": 5,
      "p": 26526329575378307749356115214669228261377679196113361905864957550355413863324097175439256541148073656876228930178567287835767522577632517028701395171831057094581927993075888120953317242906438342095581922277077258755094710842142524658655617458307671210347889906621740716048043434178981665070030518471577467149558172891656605553605359938627348056696989937864870786677036243092054750321262517699311714272086291302272906158870716912923840258020012275724717479783727642739338612534275544685342511203280442562065105692170669877319344248109954672206667037915872614264544581013366415393029933927167652893906951743515244625927
    },
    "3072": {
      "g": 5,
      "p": 5217780202001294191277136297669469732888753107193144862331650034015734892667766491543738485767207552675046597010870940272478644010921504066610791655963049230802959290640941154760059373042784509102253655777830311917197588307439213859886333493086005926921095509676368946144862544199045116779451901584758839321147626324885636428350679298813683764298703139782678628221967686339618494411478659793321369095755802295963405384434962257427498973061388251878456375978614915278914907043683966775225652846937314506298963960378194468683281856821426532765395979641865670170658154183210705624764310234520828322200163215931307637413198447013257100563303098737201932889217013129253542706650335817228639565968250112783861025094474289841186228832859977271688493747713931549350032657725766713410572525529980806209859365635169523029510395136614999846639222690513116945836641247748228007383331291615878349280072449796468873330855037836437231404927
    },
    "4096": {
      "g": 5,
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    },
    "6144": {
      "g": 2,
      "p": 29600841607046617740348108267362826091754843079330411917049497226299638195745424758543906040023323477125071082575705143780126355914974911256525293503518116370035400471745744246691580194341679302266947368792979849178146045791774418382366591360034832635628788901717257672934885024001668569541110713067182676579206180269606707834667652862350041968816925298741228666263149613172322033251988917006690412492041380391753530218085541345431572273171146993777036107064668635892562130831446755010102852752067454245837822171042979796112461112786219983451220490396382008007980418928272220346764739131039329991569651784746500802612171905460782116323841431845878703951634650745259425198800863604441519536069651890858436910109690619948602411830545181305506590515419635097505976955488848740561469422338962485241866772004972455943177123910102554158609788969507274624504584977321420367727275287920646891405719136588311579443882751130355891990881811309157695696316304853488093731008519921065645640728320842859900083901456924914957932604023739595948976237907868784322811188386302013900832985193717848637492692909496939552061706501320546231832788117321172974861163428871832057150025925760952956455385182254572829767915026207347045814604053764796718388805964674009063704152803952584525051976751307665106564721447552166444029086702183237461405868613038296575109655947785064315269116098817079469775791447427323696772312030656467014489573053818662131447616983705523443537719000602990843076903353410011019716856358197682285611146683605533795720000167866606867112847997185037838758009270320362748208774391673384779919004527849671321604689091178527385171610694000415049655111810001713116717718873485226455653553649843075216021949032198105601387156508259708003534381737407884262684119166304176384237189844931835426447297631509084040215511711703946101312395377680936605714544652083
    },
    "768": "EOF",
    "8192": {
      "g": 2,
      "p": 839351411027658901512953224431607116526754510916415629814079412288155345871696713812237107694541596158938608088200080211850809023827130102862887945346775073809353333413221873699279092544979374495446273650354626362437446143155827013649181650310422347091683386371889731277546438611995005936603165532628010127991690200872771830849551016740336004964112608428212997551729961282324408935684780488423471661923546436199497471004864982339654407016984768611819291276240853104725372406848923599631684755005561798927618016446961067463157864083324565119932109021818043273632649907831312341478061449373264914295216847598993378367156496163403749329168623134122266123535383784863047382861295058787759293335568706706635217942561014820616718875568052100805800287967235701142600246433684245060562979808217293140994962611987918584099837750039280187592313336574606736521683804952921603887423695433972633575312929205146163089155373585462299474165524986374706468377552154375333803556219784205543858342584982694666592042891003465245893752274414030183922926122869540673460843671089870286456316960657378389369863163157347476168739332271736394704607643772503568457751975465018172651022539600056500658642057693672658015062487373099027560773726226206664655688420284075048380282849928743456559495032303109807518818169849036065380258094143603019496403138072167628974434151633280163904062590341887406490472152962012323137376603715541582833593535585826978286172104171378962459521103411327682590031771299550062563760241667516973005091145765601701110843344117077311055800332061650802597374482995884355772662173435885729617023461889378468799716917013356362997297174462806203822765558277067996209373459519329756939973131887650766943473712875961352720315648402727787976453754756287804820536241942828005118299494392961046211106357954215262341025134873197848092654136846561385098684265705241830005153827898680401499235764554917716309634638895119072805246959281438769682510208784539586145772724784622959764465136789310929885276290154788334040943820846552291817997898496050353304791863461503995109883424946874798180429400446547191477898188818718660953418792296618435419783288064104762579228127922734537879708430016875556689114025382090692496051959681969299316930080154614934240544020212976142485701914172900826830374799941081468113729888299885164154055424268734167879218775789575674891918571984461208093559376569298409497348855322728359207934830146632773214886207351545681682889451347511170474736391656927499
    }
  },
  "host_keys": {
    "ecdsa-sha2-nistp256": {
      "algorithm": "ecdsa-sha2-nistp256",
      "ascii": "AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBLr9R/VdzAffT8S6u11BSAmz/yLYFZKZd9Yyx/08F38Jn2sTiJ+bQ2EVN6hrB9JDuMLGj0gR5gn41MsbDR7t/tY=",
      "fingerprint": "89:d6:7c:89:c9:75:94:1f:b9:05:c0:54:9d:21:03:90",
      "fingerprint_new": "SHA256:/NDs8AFAKycJDk8ps6AdX3eI6Hl++S/lkZqDDEOqJIg=",
      "n": 63424660164730501254956450258123785415158450598143188261772358871704004436684515317172202831281310777710954061691994885319697343038857244713961262588755670,
      "name": "nistp256"
    },
    "ssh-ed25519": {
      "algorithm": "ssh-ed25519",
      "ascii": "AAAAC3NzaC1lZDI1NTE5AAAAIKqz0WU4ejs2DFekobbKSLOnmjzdnW8gujnGrFtlqqnD",
      "fingerprint": "dd:09:98:74:86:e5:0f:4b:c2:31:cf:de:19:cc:a4:53",
      "fingerprint_new": "SHA256:/UijltB1Q10EkhxPvhmOUJI2MtC69pGRK1f4uuTcjXY=",
      "n": -38581194159676714624016036483323455963159316651022437979532261936937942996541
    },
    "ssh-rsa": {
      "algorithm": "ssh-rsa",
      "ascii": "AAAAB3NzaC1yc2EAAAADAQABAAABAQCpvczS3jc+dP9l5Q3VU3H3/0kLhf+tLDdzbMhkfgIqhjOXiVlSh/ohPgfMFT2jQfHwin93/mnR1lGO+VAfjdPyp7TMjTvluUQkbNITbY19kgIFp/ViNejFIrKDkiDGf2ofS72eKSX2Ec4sMajQqSzR70b9KFAJANovOPTZfq7EF8faFJvpuifEQcmYByGtSBXmsF79Dg42SnO7GDIhVRz3z7xZXe87CfKM1ycNGJA0AaOaXx65T+cNr4JmHvw+f+h062KmksM3s8rc2zjLMnZLOlrK1cUETNxmGOGa/gahhgzXNyKI911KbNft48ypvvh2AAW/QUZbZ6sFnOl/lqdP",
      "e": 65537,
      "fingerprint": "52:b4:2c:84:c2:ef:45:5d:39:9b:2a:01:27:20:27:f5",
      "fingerprint_new": "SHA256:FqIq3dOGm1P6kwlkSpwOL/IV16SbVltT5J/L7FZzBH0=",
      "n": 21427867453213372648901484615904204498656868712286720061231726204332780477085502529916408176025339060436323113356768115410388420471719681075315359233090975076777373001289322892638915391790195689399391032118099747644220184008357323555204954651214952903282790442984915804065966164729356099597477029841130259186530961704448408765827761053166215386529303590235186143906688727186717996525328034239405260129285490032452060708371238652857128689344230588451722337675960041711890210666504323397654233420875901909302289306208918605354733000172353383110572935950043514989513511706560710538377753387873091929010890276299909539663
    }
  },
  "ident": "SSH-2.0-OpenSSH_9.9",
  "ip": "129.12.45.164",
  "supported": {
    "compression_algorithms_client_to_server": [
      "none",
      "zlib@openssh.com"
    ],
    "compression_algorithms_server_to_client": [
      "none",
      "zlib@openssh.com"
    ],
    "encryption_algorithms_client_to_server": [
      "aes256-ctr",
      "aes192-ctr",
      "aes128-ctr"
    ],
    "encryption_algorithms_server_to_client": [
      "aes256-ctr",
      "aes192-ctr",
      "aes128-ctr"
    ],
    "kex_algorithms": [
      "sntrup761x25519-sha512",
      "sntrup761x25519-sha512@openssh.com",
      "mlkem768x25519-sha256",
      "curve25519-sha256",
      "curve25519-sha256@libssh.org",
      "ecdh-sha2-nistp256",
      "ecdh-sha2-nistp384",
      "ecdh-sha2-nistp521",
      "diffie-hellman-group-exchange-sha256",
      "diffie-hellman-group16-sha512",
      "diffie-hellman-group18-sha512",
      "diffie-hellman-group14-sha256",
      "ext-info-s",
      "kex-strict-s-v00@openssh.com"
    ],
    "languages_client_to_server": [
      ""
    ],
    "languages_server_to_client": [
      ""
    ],
    "mac_algorithms_client_to_server": [
      "umac-64-etm@openssh.com",
      "umac-128-etm@openssh.com",
      "hmac-sha2-256-etm@openssh.com",
      "hmac-sha2-512-etm@openssh.com",
      "hmac-sha1-etm@openssh.com",
      "umac-64@openssh.com",
      "umac-128@openssh.com",
      "hmac-sha2-256",
      "hmac-sha2-512",
      "hmac-sha1"
    ],
    "mac_algorithms_server_to_client": [
      "umac-64-etm@openssh.com",
      "umac-128-etm@openssh.com",
      "hmac-sha2-256-etm@openssh.com",
      "hmac-sha2-512-etm@openssh.com",
      "hmac-sha1-etm@openssh.com",
      "umac-64@openssh.com",
      "umac-128@openssh.com",
      "hmac-sha2-256",
      "hmac-sha2-512",
      "hmac-sha1"
    ],
    "server_host_key_algorithms": [
      "rsa-sha2-512",
      "rsa-sha2-256",
      "ecdsa-sha2-nistp256",
      "ssh-ed25519"
    ]
  }
}

SSH Report for io.kent.ac.uk

Score: F

Server Parameters

Server version	SSH-2.0-OpenSSH_9.9
Compression	none
	zlib@openssh.com

Host Keys

rsa-sha2-512	Generally considered secure	a
	2048-bit key 52:b4:2c:84:c2:ef:45:5d:39:9b:2a:01:27:20:27:f5 AAAAB3NzaC1yc2EAAAADAQABAAABAQCpvczS3jc+dP9l5Q3VU3H3/0kLhf+tLDdz bMhkfgIqhjOXiVlSh/ohPgfMFT2jQfHwin93/mnR1lGO+VAfjdPyp7TMjTvluUQk bNITbY19kgIFp/ViNejFIrKDkiDGf2ofS72eKSX2Ec4sMajQqSzR70b9KFAJANov OPTZfq7EF8faFJvpuifEQcmYByGtSBXmsF79Dg42SnO7GDIhVRz3z7xZXe87CfKM 1ycNGJA0AaOaXx65T+cNr4JmHvw+f+h062KmksM3s8rc2zjLMnZLOlrK1cUETNxm GOGa/gahhgzXNyKI911KbNft48ypvvh2AAW/QUZbZ6sFnOl/lqdP	a
rsa-sha2-256	Generally considered secure	a
	2048-bit key 52:b4:2c:84:c2:ef:45:5d:39:9b:2a:01:27:20:27:f5 AAAAB3NzaC1yc2EAAAADAQABAAABAQCpvczS3jc+dP9l5Q3VU3H3/0kLhf+tLDdz bMhkfgIqhjOXiVlSh/ohPgfMFT2jQfHwin93/mnR1lGO+VAfjdPyp7TMjTvluUQk bNITbY19kgIFp/ViNejFIrKDkiDGf2ofS72eKSX2Ec4sMajQqSzR70b9KFAJANov OPTZfq7EF8faFJvpuifEQcmYByGtSBXmsF79Dg42SnO7GDIhVRz3z7xZXe87CfKM 1ycNGJA0AaOaXx65T+cNr4JmHvw+f+h062KmksM3s8rc2zjLMnZLOlrK1cUETNxm GOGa/gahhgzXNyKI911KbNft48ypvvh2AAW/QUZbZ6sFnOl/lqdP	a
ecdsa-sha2-nistp256	NIST curves considered insecure	b
	89:d6:7c:89:c9:75:94:1f:b9:05:c0:54:9d:21:03:90 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBLr9R/VdzAff T8S6u11BSAmz/yLYFZKZd9Yyx/08F38Jn2sTiJ+bQ2EVN6hrB9JDuMLGj0gR5gn4 1MsbDR7t/tY=	a
ssh-ed25519	Generally considered secure	a
	dd:09:98:74:86:e5:0f:4b:c2:31:cf:de:19:cc:a4:53 AAAAC3NzaC1lZDI1NTE5AAAAIKqz0WU4ejs2DFekobbKSLOnmjzdnW8gujnGrFtl qqnD	a

Key Exchange

sntrup761x25519-sha512	Unknown key exchange algorithm	f
sntrup761x25519-sha512@openssh.com	Unknown key exchange algorithm	f
mlkem768x25519-sha256	Unknown key exchange algorithm	f
curve25519-sha256	Generally considered secure	a
curve25519-sha256@libssh.org	Generally considered secure	a
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	Server refused the request	0
2048 bit request	2048-bit group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	a
3072 bit request	3072-bit group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	a
4096 bit request	4096-bit group D0D3C82A946A66A83A8CC225EE93B60D6260A5167B1476B41D8FE172E9EE15CE 394E23C7F35D6BB24C0D3A5266A4F21DF8FF23134101FDA61F9D92F70AF32EFB ABC5408226C6F931149BF40FD4B166B21B87F0E76B95A9095E0ECED05C7F8190 0F7216E7DDFE22FA3E4EAD74992DB6FE68F539AAAF285CE869BDD819AF650DAE 192DC217EB6988E92601FAF7FEF564AB4A01C7E24E38F7B6EF0CC17CA220E626 9AB1E837FBF694B3961E5AEC0C85D4800B3334CE6E8716F94557B081927267D3 3F1E7A3DD7FC965718956E2364E956076C23CAF13A5145F1BD62DC073C8170BF A98D8A405717190A95C98E598613AEA578B5FC4A9A08B80782D9A3EF49A6A464 DA9D5A3B14F1CDAADAC4143FA77C9FB73FD5DD650CF078010A8FC6C6946A4D99 1E75A0AC709DF3D028DB86995A2007913522632092292537BEB34196EBF1E2AC BD4A697056CEBA4DEEA8F7AEBC11963601C12C33B0FEA90102D87ECB40277B32 067CBA52DD74CBDCE68597DAF04C4635AD5918E7AE99008008DDCC49713B68CA 567D1F46C3C0A0A1403E722408647E072F6A3C543F9CCE36A025427211721D37 7ABFE15806AD07EBD60B5BCB23C50EC37B06F47D2AA941E3DF5AFB749C0E325E D8A4157E7695696B08015BAEDA784B3503F42019AA96CCBA41CB72E0CF3491F4 40116B5BA679355835BAC1164676279FA026655D285CA0F094CF81812BE87FF7	a
6144 bit request	6144-bit group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	a
8192 bit request	8192-bit group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	a
diffie-hellman-group16-sha512	Generally considered secure	a
diffie-hellman-group18-sha512	Generally considered secure	a
diffie-hellman-group14-sha256	Generally considered secure	a
ext-info-s	Unknown key exchange algorithm	f
kex-strict-s-v00@openssh.com		a

Message Authentication

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

Encryption

aes256-ctr	Generally considered secure	a
aes192-ctr	Generally considered secure	a
aes128-ctr	Consider upgrading to 192- or 256-bit	b

SSH Report for io.kent.ac.uk

Server Parameters

Host Keys

Key Exchange

Message Authentication

Encryption

SSH Configuration Statistics