diff --git a/src/server/components/auth.js b/src/server/components/auth.js
index 6b7e8ef8..21b92db4 100644
--- a/src/server/components/auth.js
+++ b/src/server/components/auth.js
@@ -3,13 +3,15 @@ define([
 	'misc/messages',
 	'security/connections',
 	'leaderboard/leaderboard',
-	'config/skins'
+	'config/skins',
+	'misc/profanities'
 ], function(
 	io,
 	messages,
 	connections,
 	leaderboard,
-	skins
+	skins,
+	profanities
 ) {
 	return {
 		type: 'auth',
@@ -252,6 +254,11 @@ define([
 				}
 			}
 
+			if (!profanities.isClean(credentials.username)) {
+				msg.callback(messages.login.invalid);
+				return;
+			}
+
 			io.get({
 				ent: credentials.username,
 				field: 'login',
diff --git a/src/server/misc/messages.js b/src/server/misc/messages.js
index 93c6e182..a35503a8 100644
--- a/src/server/misc/messages.js
+++ b/src/server/misc/messages.js
@@ -5,6 +5,7 @@ define([
 ) {
 	return {
 		login: {
+			invalid: 'invalid username chosen',
 			exists: 'username exists, please try another',
 			allFields: 'please complete all fields',
 			illegal: 'illegal characters in username/password',
diff --git a/src/server/misc/profanities.js b/src/server/misc/profanities.js
new file mode 100644
index 00000000..2c66087c
--- /dev/null
+++ b/src/server/misc/profanities.js
@@ -0,0 +1,744 @@
+define([
+
+], function(
+
+) {
+	var config = [
+		'a55',
+		'a55hole',
+		'aeolus',
+		'ahole',
+		'anal',
+		'analprobe',
+		'anilingus',
+		'anus',
+		'areola',
+		'areole',
+		'arian',
+		'aryan',
+		'ass',
+		'assbang',
+		'assbanged',
+		'assbangs',
+		'asses',
+		'assfuck',
+		'assfucker',
+		'assh0le',
+		'asshat',
+		'assho1e',
+		'ass hole',
+		'assholes',
+		'assmaster',
+		'assmunch',
+		'asswipe',
+		'asswipes',
+		'azazel',
+		'azz',
+		'b1tch',
+		'babe',
+		'babes',
+		'ballsack',
+		'bang',
+		'banger',
+		'barf',
+		'bastard',
+		'bastards',
+		'bawdy',
+		'beaner',
+		'beardedclam',
+		'beastiality',
+		'beatch',
+		'beater',
+		'beaver',
+		'beer',
+		'beeyotch',
+		'beotch',
+		'biatch',
+		'bigtits',
+		'big tits',
+		'bimbo',
+		'bitch',
+		'bitched',
+		'bitches',
+		'bitchy',
+		'blow job',
+		'blow',
+		'blowjob',
+		'blowjobs',
+		'bod',
+		'bodily',
+		'boink',
+		'bollock',
+		'bollocks',
+		'bollok',
+		'bone',
+		'boned',
+		'boner',
+		'boners',
+		'bong',
+		'boob',
+		'boobies',
+		'boobs',
+		'booby',
+		'booger',
+		'bookie',
+		'bootee',
+		'bootie',
+		'booty',
+		'booze',
+		'boozer',
+		'boozy',
+		'bosom',
+		'bosomy',
+		'bowel',
+		'bowels',
+		'bra',
+		'brassiere',
+		'breast',
+		'breasts',
+		'bugger',
+		'bukkake',
+		'bullshit',
+		'bull shit',
+		'bullshits',
+		'bullshitted',
+		'bullturds',
+		'bung',
+		'busty',
+		'butt',
+		'butt fuck',
+		'buttfuck',
+		'buttfucker',
+		'buttfucker',
+		'buttplug',
+		'c.0.c.k',
+		'c.o.c.k.',
+		'c.u.n.t',
+		'c0ck',
+		'c-0-c-k',
+		'caca',
+		'cahone',
+		'cameltoe',
+		'carpetmuncher',
+		'cawk',
+		'cervix',
+		'chinc',
+		'chincs',
+		'chink',
+		'chink',
+		'chode',
+		'chodes',
+		'cl1t',
+		'climax',
+		'clit',
+		'clitoris',
+		'clitorus',
+		'clits',
+		'clitty',
+		'cocain',
+		'cocaine',
+		'cock',
+		'c-o-c-k',
+		'cockblock',
+		'cockholster',
+		'cockknocker',
+		'cocks',
+		'cocksmoker',
+		'cocksucker',
+		'cock sucker',
+		'coital',
+		'commie',
+		'condom',
+		'coon',
+		'coons',
+		'corksucker',
+		'crabs',
+		'crack',
+		'cracker',
+		'crackwhore',
+		'crap',
+		'crappy',
+		'cum',
+		'cummin',
+		'cumming',
+		'cumshot',
+		'cumshots',
+		'cumslut',
+		'cumstain',
+		'cunilingus',
+		'cunnilingus',
+		'cunny',
+		'cunt',
+		'cunt',
+		'c-u-n-t',
+		'cuntface',
+		'cunthunter',
+		'cuntlick',
+		'cuntlicker',
+		'cunts',
+		'd0ng',
+		'd0uch3',
+		'd0uche',
+		'd1ck',
+		'd1ld0',
+		'd1ldo',
+		'dago',
+		'dagos',
+		'dammit',
+		'damn',
+		'damned',
+		'damnit',
+		'dawgie-style',
+		'dick',
+		'dickbag',
+		'dickdipper',
+		'dickface',
+		'dickflipper',
+		'dickhead',
+		'dickheads',
+		'dickish',
+		'dick-ish',
+		'dickripper',
+		'dicksipper',
+		'dickweed',
+		'dickwhipper',
+		'dickzipper',
+		'diddle',
+		'dike',
+		'dildo',
+		'dildos',
+		'diligaf',
+		'dillweed',
+		'dimwit',
+		'dingle',
+		'dipship',
+		'doggie-style',
+		'doggy-style',
+		'dong',
+		'doofus',
+		'doosh',
+		'dopey',
+		'douch3',
+		'douche',
+		'douchebag',
+		'douchebags',
+		'douchey',
+		'drunk',
+		'dumass',
+		'dumbass',
+		'dumbasses',
+		'dummy',
+		'dyke',
+		'dykes',
+		'ejaculate',
+		'enlargement',
+		'erect',
+		'erection',
+		'erotic',
+		'essohbee',
+		'extacy',
+		'extasy',
+		'f.u.c.k',
+		'fack',
+		'fag',
+		'fagg',
+		'fagged',
+		'faggit',
+		'faggot',
+		'fagot',
+		'fags',
+		'faig',
+		'faigt',
+		'fannybandit',
+		'fart',
+		'fartknocker',
+		'fat',
+		'felch',
+		'felcher',
+		'felching',
+		'fellate',
+		'fellatio',
+		'feltch',
+		'feltcher',
+		'fisted',
+		'fisting',
+		'fisty',
+		'floozy',
+		'foad',
+		'fondle',
+		'foobar',
+		'foreskin',
+		'freex',
+		'frigg',
+		'frigga',
+		'fubar',
+		'fuck',
+		'f-u-c-k',
+		'fuckass',
+		'fucked',
+		'fucked',
+		'fucker',
+		'fuckface',
+		'fuckin',
+		'fucking',
+		'fucknugget',
+		'fucknut',
+		'fuckoff',
+		'fucks',
+		'fucktard',
+		'fuck-tard',
+		'fuckup',
+		'fuckwad',
+		'fuckwit',
+		'fudgepacker',
+		'fuk',
+		'fvck',
+		'fxck',
+		'gae',
+		'gai',
+		'ganja',
+		'gay',
+		'gays',
+		'gey',
+		'gfy',
+		'ghay',
+		'ghey',
+		'gigolo',
+		'glans',
+		'goatse',
+		'godamn',
+		'godamnit',
+		'goddam',
+		'goddammit',
+		'goddamn',
+		'goldenshower',
+		'gonad',
+		'gonads',
+		'gook',
+		'gooks',
+		'gringo',
+		'gspot',
+		'g-spot',
+		'gtfo',
+		'guido',
+		'h0m0',
+		'h0mo',
+		'handjob',
+		'hard on',
+		'he11',
+		'hebe',
+		'heeb',
+		'hell',
+		'hemp',
+		'heroin',
+		'herp',
+		'herpes',
+		'herpy',
+		'hitler',
+		'hiv',
+		'hobag',
+		'hom0',
+		'homey',
+		'homo',
+		'homoey',
+		'honky',
+		'hooch',
+		'hookah',
+		'hooker',
+		'hoor',
+		'hootch',
+		'hooter',
+		'hooters',
+		'horny',
+		'hump',
+		'humped',
+		'humping',
+		'hussy',
+		'hymen',
+		'inbred',
+		'incest',
+		'injun',
+		'j3rk0ff',
+		'jackass',
+		'jackhole',
+		'jackoff',
+		'jap',
+		'japs',
+		'jerk',
+		'jerk0ff',
+		'jerked',
+		'jerkoff',
+		'jism',
+		'jiz',
+		'jizm',
+		'jizz',
+		'jizzed',
+		'junkie',
+		'junky',
+		'kike',
+		'kikes',
+		'kill',
+		'kinky',
+		'kkk',
+		'klan',
+		'knobend',
+		'kooch',
+		'kooches',
+		'kootch',
+		'kraut',
+		'kyke',
+		'labia',
+		'lech',
+		'leper',
+		'lesbians',
+		'lesbo',
+		'lesbos',
+		'lez',
+		'lezbian',
+		'lezbians',
+		'lezbo',
+		'lezbos',
+		'lezzie',
+		'lezzies',
+		'lezzy',
+		'lmao',
+		'lmfao',
+		'loin',
+		'loins',
+		'lube',
+		'lusty',
+		'mams',
+		'massa',
+		'masterbate',
+		'masterbating',
+		'masterbation',
+		'masturbate',
+		'masturbating',
+		'masturbation',
+		'maxi',
+		'menses',
+		'menstruate',
+		'menstruation',
+		'meth',
+		'm-fucking',
+		'mofo',
+		'molest',
+		'moolie',
+		'moron',
+		'motherfucka',
+		'motherfucker',
+		'motherfucking',
+		'mtherfucker',
+		'mthrfucker',
+		'mthrfucking',
+		'muff',
+		'muffdiver',
+		'murder',
+		'muthafuckaz',
+		'muthafucker',
+		'mutherfucker',
+		'mutherfucking',
+		'muthrfucking',
+		'nad',
+		'nads',
+		'naked',
+		'napalm',
+		'nappy',
+		'nazi',
+		'nazism',
+		'negro',
+		'nigga',
+		'niggah',
+		'niggas',
+		'niggaz',
+		'nigger',
+		'nigger',
+		'niggers',
+		'niggle',
+		'niglet',
+		'nimrod',
+		'ninny',
+		'nipple',
+		'nooky',
+		'nympho',
+		'opiate',
+		'opium',
+		'oral',
+		'orally',
+		'organ',
+		'orgasm',
+		'orgasmic',
+		'orgies',
+		'orgy',
+		'ovary',
+		'ovum',
+		'ovums',
+		'p.u.s.s.y.',
+		'paddy',
+		'paki',
+		'pantie',
+		'panties',
+		'panty',
+		'pastie',
+		'pasty',
+		'pcp',
+		'pecker',
+		'pedo',
+		'pedophile',
+		'pedophilia',
+		'pedophiliac',
+		'pee',
+		'peepee',
+		'penetrate',
+		'penetration',
+		'penial',
+		'penile',
+		'penis',
+		'perversion',
+		'peyote',
+		'phalli',
+		'phallic',
+		'phuck',
+		'pillowbiter',
+		'pimp',
+		'pinko',
+		'piss',
+		'pissed',
+		'pissoff',
+		'piss-off',
+		'pms',
+		'polack',
+		'pollock',
+		'poon',
+		'poontang',
+		'porn',
+		'porno',
+		'pornography',
+		'pot',
+		'potty',
+		'prick',
+		'prig',
+		'prostitute',
+		'prude',
+		'pube',
+		'pubic',
+		'pubis',
+		'punkass',
+		'punky',
+		'puss',
+		'pussies',
+		'pussy',
+		'pussypounder',
+		'puto',
+		'queaf',
+		'queef',
+		'queef',
+		'queer',
+		'queero',
+		'queers',
+		'quicky',
+		'quim',
+		'racy',
+		'rape',
+		'raped',
+		'raper',
+		'rapist',
+		'raunch',
+		'rectal',
+		'rectum',
+		'rectus',
+		'reefer',
+		'reetard',
+		'reich',
+		'retard',
+		'retarded',
+		'revue',
+		'rimjob',
+		'ritard',
+		'rtard',
+		'r-tard',
+		'rum',
+		'rump',
+		'rumprammer',
+		'ruski',
+		's.h.i.t.',
+		's.o.b.',
+		's0b',
+		'sadism',
+		'sadist',
+		'scag',
+		'scantily',
+		'schizo',
+		'schlong',
+		'screw',
+		'screwed',
+		'scrog',
+		'scrot',
+		'scrote',
+		'scrotum',
+		'scrud',
+		'scum',
+		'seaman',
+		'seamen',
+		'seduce',
+		'semen',
+		'sex',
+		'sexual',
+		'sh1t',
+		's-h-1-t',
+		'shamedame',
+		'shit',
+		's-h-i-t',
+		'shite',
+		'shiteater',
+		'shitface',
+		'shithead',
+		'shithole',
+		'shithouse',
+		'shits',
+		'shitt',
+		'shitted',
+		'shitter',
+		'shitty',
+		'shiz',
+		'sissy',
+		'skag',
+		'skank',
+		'slave',
+		'sleaze',
+		'sleazy',
+		'slut',
+		'slutdumper',
+		'slutkiss',
+		'sluts',
+		'smegma',
+		'smut',
+		'smutty',
+		'snatch',
+		'sniper',
+		'snuff',
+		's-o-b',
+		'sodom',
+		'souse',
+		'soused',
+		'sperm',
+		'spic',
+		'spick',
+		'spik',
+		'spiks',
+		'spooge',
+		'spunk',
+		'steamy',
+		'stfu',
+		'stiffy',
+		'stoned',
+		'strip',
+		'stroke',
+		'stupid',
+		'suck',
+		'sucked',
+		'sucking',
+		'sumofabiatch',
+		't1t',
+		'tampon',
+		'tard',
+		'tawdry',
+		'teabagging',
+		'teat',
+		'terd',
+		'teste',
+		'testee',
+		'testes',
+		'testicle',
+		'testis',
+		'thrust',
+		'thug',
+		'tinkle',
+		'tit',
+		'titfuck',
+		'titi',
+		'tits',
+		'tittiefucker',
+		'titties',
+		'titty',
+		'tittyfuck',
+		'tittyfucker',
+		'toke',
+		'toots',
+		'tramp',
+		'transsexual',
+		'trashy',
+		'tubgirl',
+		'turd',
+		'tush',
+		'twat',
+		'twats',
+		'ugly',
+		'undies',
+		'unwed',
+		'urinal',
+		'urine',
+		'uterus',
+		'uzi',
+		'vag',
+		'vagina',
+		'valium',
+		'viagra',
+		'virgin',
+		'vixen',
+		'vodka',
+		'vomit',
+		'voyeur',
+		'vulgar',
+		'vulva',
+		'wad',
+		'wang',
+		'wank',
+		'wanker',
+		'wazoo',
+		'wedgie',
+		'weed',
+		'weenie',
+		'weewee',
+		'weiner',
+		'weirdo',
+		'wench',
+		'wetback',
+		'wh0re',
+		'wh0reface',
+		'whitey',
+		'whiz',
+		'whoralicious',
+		'whore',
+		'whorealicious',
+		'whored',
+		'whoreface',
+		'whorehopper',
+		'whorehouse',
+		'whores',
+		'whoring',
+		'wigger',
+		'womb',
+		'woody',
+		'wop',
+		'wtf',
+		'xxx',
+		'yobbo',
+		'zoophile'
+	];
+
+	var cLen = config.length;
+
+	return {
+		isClean: function(text) {
+			var cb = text.indexOf.bind(text);
+
+			for (var i = 0; i < cLen; i++) {
+				if (cb(config[i]) > -1)
+					return false;
+			}
+
+			return true;
+		}
+	};
+});
\ No newline at end of file