Report for msebera.cz

{
  "gex": {
    "1024": "EOF",
    "2048": {
      "g": 2,
      "p": 24695550527615209531830693973357357233638008567859776101058985321052791585985312733867285917176781575100565343320586815581377655358149102588499269592280006169550767424962609157176039223217539051229745374051215762061856329435965561453872700797400486135591109307860910142386922903813757821365762613986184342352772851832865501510341081518893006498269390533038579429320044564122468113040383160952476410986760544802896730567070280902749263795613395437027801529019920930626547571577540622707528100509065767573934174521841330731161693460156258410038897182907931306224122891067526385984770252829282075270118669305827423353147
    },
    "3072": {
      "g": 5,
      "p": 5331926118947128382474171339218470136272028949743812866273810130769845587944649527164443960447019380901224823166593219104789224020100732682277024192508428770005404400955238226462915206649129100974725533168434001466888131369517661128864993709156706469423463885766360249724822287253703168571037783954060206226691832299651390221132009666600628341832718942697166975809481827260005363480995667681353122958663383719987458650806739588363475819607843066616981470732676639410352694163552882785602327970686047008704983034348929272014795266356370285953293987627778186695579804414435842781206505691165158688181849163417508528168015723971610256212300261832126552270668730274200749468638986908320614154293341418095008963312387391081542113680133707401962804124996276119272546608231349198380134752429250522553339679162036956321370898723039130008923182422345548434079002690665048778315626680889581957770500675946768338658394766620298553005223
    },
    "4096": {
      "g": 2,
      "p": 815250982932737028559676240958155994660399697064599323247840262228976638912355841084934488443891713324124031598441281673462962287842002978513046628565094090777935186607984602136009871992484834253837195918102495991660024072073079707478721032780563790280205096946484521959176260404481241984787125782384377778825051704373835356646253281398847481155583555572734092145444508588523689012378512388829739323404240663933487982855675022822976522499529771956505411336370431679589717038752460281991102771109046878380898275946181435039308259644005458901438688394492105542529253500903399535762271307348823042935577142958045726410038261196185333437837275421868723469235294990754840574099654388147524031658210591804462919369518413829540819751714832827151742204815228682682107332797354825095908858388357339914921060941642709850894204132687696383150471876501452492221755597049671300385242549635609474791098055325738710504700565648725811865325547773386300130894977107876337761629496523159768418956760956198728242612212053475957933082388131959234130285957667719029563999008972135727673695171796089202717847052549740428068903912770780628614960042498341943920283601551651713728476502339496988270360260292628710917020064078014038516005987064602834052980683
    },
    "6144": {
      "g": 2,
      "p": 32148102709293037188758423525258819684895991066087930034428337191660446361671916692554062850194952534256646598203855688376428556001095098440916550798645948357951396635702938915222147321215971513469034558667684978457249692101206273254477518649758314525207758763438037608905776916060542923934891321830076412276212860787319354971700579701749156703901523385413034618572981471949344247494832492872623295954698063870268600577660224261269470461305710547930829629429683610508700943487962150812122562494799018770822199532104556397846326475295567373290319572581869379096870630684921276491262008790506350528326627074815351885023445525599302572860509437634083650125278857629698844700575437124095567041820299571258012635031349227511510297614818433872350175860266942259726490173273160278148539938181784936432802055029691059983709106698556059390918566788727309224037329611211227516687487829115752396209760876585170755539904938047384689617588945929496289329726487545406363272346428677561470871960410304527830004853321726363882880387834793354720915847577058554307835358711818678385642600872294513408632715545065526487883299683945018660439709613466545024235492867834979282464739894535404909811935086028789706787850902456413512504660959125263561970195738753688180451125700270530373280901980704505127683669389149589006040554955443957887090308123844386040206153987056522210618568916654399279841315069378050146273993130578289923315893887018643537551244280331278081700081534231455421355948822306551728280329755960073518768631790837528337327343248256163020699302312942884312571304594384155803772228737354473671477668533741682565214590541826246316401240664721885586462370196133409356480685354134191287391722997536814781712758521396324784206088600493376615986549819879359060207087342650816821264280488565342608653995335005756068958434063066076487002504336591266188658444977803
    },
    "768": "EOF",
    "8192": {
      "g": 2,
      "p": 859583498601814451609456090126549677928278505347242531638935950064221654420310824288669424053767598449615485831817864983513850061660677714022857456684654237245275866076589264881103902147160075921968319400521606265780943322020127701475728787190783712574459877592339500532519338692001574870645733546660217634858453345380355431593257550945504659266729044053043683616236117360429539203080762594011094807969728723800541593153229340379228319417306356656826550164178771331223422972601178936754506392114110328000421249830825152333232307608225440576187102461440179328149280782626153900500922521994251264180666392856377526216054521862317812957653151287978612494745647058053436070469524300894348486895021875716901632387952959107145490216623520749918594869066951707123177188561847320157271034125947968740092829851081042441191570962416269828765859325497492016667322601962609929179676530583119300174084085536403902032163213159076341751007979303872698764028232033680609422152518777882520366885431608042862429811680321734613676833864200185546089784432457300155826510406687732916280119476703023873675564507204778585440651663847894667211081773849011761448449513491818578461700743019872651154955950141858878268432099223213805390969613090161432968261682413829430969940458405859134901604516683210127152863831168239675866548600025761094907133092096660120633528527602574051254861574067490453352170796568126306145349990099900495727285622197905520936826383870143604196009442639062124137169698301903922537344024257078630123701984519246671167987904522401117723413864865154417460986848114812470397684821432802109995666305984807744534191451263201565948128230815280496707291475492427684849967587801855459475405823489968923113081615704588562950221675594376750307688182539566203254614862154600630446993795280013813398002623365182727235626989179345452808270485495689697914836926953844959026822608509808424110224784309364964636953843084670808320620779471340461356653671932328747513702792261976345336625104003195883216084853849476260112586446508263824158886572583745264979062021637943840235530168039191530636937318721676039656887256041138836476255626601860401842408928038660481125957117533821615674163724015181212784133982434309028568849361227777267730844807244752608767873264507182115117405080042857683071525782865060454917603495266666926998799996919567390308953114427019774066398924799851755089861259479383306063115715097499363265310391940611919469299409214377833388098652248278224283283878562438003
    }
  },
  "host_keys": {
    "ssh-ed25519": {
      "algorithm": "ssh-ed25519",
      "ascii": "AAAAC3NzaC1lZDI1NTE5AAAAIDN6ShoSJQVe0b7D9H3A9UVjdo9tqnG8WWZjbzkRl2BE",
      "fingerprint": "2b:43:e5:2a:a8:1c:b3:5d:28:de:b5:63:45:e2:1f:4d",
      "n": 23284022051748675339955571024507585233098002640948159196111733524196989820996
    }
  },
  "ident": "SSH-2.0-OpenSSH_8.4p1 Debian-2~bpo10+1",
  "ip": "104.248.248.192",
  "supported": {
    "compression_algorithms_client_to_server": [
      "none"
    ],
    "compression_algorithms_server_to_client": [
      "none"
    ],
    "encryption_algorithms_client_to_server": [
      "aes256-ctr",
      "aes256-gcm@openssh.com",
      "aes192-ctr",
      "chacha20-poly1305@openssh.com"
    ],
    "encryption_algorithms_server_to_client": [
      "aes256-ctr",
      "aes256-gcm@openssh.com",
      "aes192-ctr",
      "chacha20-poly1305@openssh.com"
    ],
    "kex_algorithms": [
      "diffie-hellman-group-exchange-sha256",
      "curve25519-sha256@libssh.org",
      "diffie-hellman-group1-sha1"
    ],
    "languages_client_to_server": [
      ""
    ],
    "languages_server_to_client": [
      ""
    ],
    "mac_algorithms_client_to_server": [
      "umac-128-etm@openssh.com",
      "hmac-sha2-256-etm@openssh.com",
      "hmac-sha2-512-etm@openssh.com",
      "hmac-sha2-512",
      "hmac-sha2-256"
    ],
    "mac_algorithms_server_to_client": [
      "umac-128-etm@openssh.com",
      "hmac-sha2-256-etm@openssh.com",
      "hmac-sha2-512-etm@openssh.com",
      "hmac-sha2-512",
      "hmac-sha2-256"
    ],
    "server_host_key_algorithms": [
      "ssh-ed25519"
    ]
  }
}

SSH Report for msebera.cz

Score: F

Server Parameters

Server version	SSH-2.0-OpenSSH_8.4p1 Debian-2~bpo10+1
Compression	none

Host Keys

ssh-ed25519	Generally considered secure	a
	2b:43:e5:2a:a8:1c:b3:5d:28:de:b5:63:45:e2:1f:4d AAAAC3NzaC1lZDI1NTE5AAAAIDN6ShoSJQVe0b7D9H3A9UVjdo9tqnG8WWZjbzkR l2BE	a

Key Exchange

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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	a
6144 bit request	6144-bit group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	a
8192 bit request	8192-bit group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	a
curve25519-sha256@libssh.org	Generally considered secure	a
diffie-hellman-group1-sha1	SHA1 is broken. DH group1 is broken	f

Message Authentication

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-sha2-512	Generally considered secure	a
hmac-sha2-256	Generally considered secure	a

Encryption

aes256-ctr	Generally considered secure	a
aes256-gcm@openssh.com	Generally considered secure	a
aes192-ctr	Generally considered secure	a
chacha20-poly1305@openssh.com	Generally considered secure	a

SSH Report for msebera.cz

Server Parameters

Host Keys

Key Exchange

Message Authentication

Encryption

SSH Configuration Statistics