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Security Updates

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Security Updates give you the most recent protection content for your Symantec security products.

Symantec Endpoint Protection

2018 | 2017 | 2016

2018 April

Date Name LiveUpdate Defs ID
4/20/18 Security Update 374 20180420.061
4/19/18 Security Update 373 20180419.061
4/18/18 Security Update 372 20180418.061
4/18/18 Security Update 371 20180417.061
4/13/18 Security Update 370 20180413.061
4/12/18 Security Update 369 20180412.061
4/12/18 Security Update 368 20180411.061
4/11/18 Security Update 367 20180410.061
4/10/18 Security Update 366 20180409.061
4/6/18 Security Update 365 20180405.061
4/4/18 Security Update 364 20180404.061
4/3/18 Security Update 363 20180403.061
4/3/18 Security Update 362 20180402.061

2018 March

Date Name LiveUpdate Defs ID
3/28/18 Security Update 361 20180328.063
3/28/18 Security Update 360 20180327.061
3/22/18 Security Update 359 20180322.021
3/21/18 Security Update 358 20180321.021
3/20/18 Security Update 357 20180320.022
3/19/18 Security Update 356 20180319.021
3/16/18 Security Update 355 20180316.021
3/15/18 Security Update 354 20180315.021
3/15/18 Security Update 353 20180314.021
3/13/18 Security Update 352 20180313.021
3/12/18 Security Update 351 20180312.021
3/10/18 Security Update 350 20180309.021
3/8/18 Security Update 349 20180308.021
3/7/18 Security Update 348 20180307.021
3/7/18 Security Update 347 20180306.021
3/6/18 Security Update 346 20180305.021
3/2/18 Security Update 345 20180302.021
3/1/18 Security Update 344 20180301.021

2018 February

Date Name LiveUpdate Defs ID
2/28/18 Security Update 343 20180228.021
2/27/18 Security Update 342 20180227.021
2/26/18 Security Update 341 20180226.021
2/23/18 Security Update 340 20180223.021
2/22/18 Security Update 339 20180222.021
2/21/18 Security Update 338 20180221.021
2/20/18 Security Update 337 20180220.021
2/19/18 Security Update 336 20180219.021
2/17/18 Security Update 335 20180216.023
2/16/18 Security Update 334 20180216.021
2/15/18 Security Update 333 20180215.021
2/14/18 Security Update 332 20180214.021
2/13/18 Security Update 331 20180213.021
2/12/18 Security Update 330 20180212.021
2/11/18 Security Update 329 20180210.023
2/10/18 Security Update 329 20180210.021
2/9/18 Security Update 328 20180209.021
2/9/18 Security Update 327 20180208.021
2/7/18 Security Update 326 20180207.021
2/7/18 Security Update 325 20180206.021
2/6/18 Security Update 324 20180205.021
2/2/18 Security Update 323 20180202.021
2/1/18 Security Update 322 20180201.021

2018 January

Date Name LiveUpdate Defs ID
1/31/18 Security Update 321 20180131.021
1/30/18 Security Update 320 20180130.021
1/29/18 Security Update 319 20180129.021
1/27/18 Security Update 318 20180127.021
1/26/18 Security Update 317 20180125.021
1/24/18 Security Update 316 20180124.021
1/24/18 Security Update 315 20180123.021
1/23/18 Security Update 314 20180122.021
1/19/18 Security Update 313 20180119.021
1/18/18 Security Update 312 20180118.021
1/17/18 Security Update 311 20180117.021
1/16/18 Security Update 310 20180116.021
1/15/18 Security Update 309 20180115.021
1/13/18 Security Update 308 20180112.021
1/11/18 Security Update 307 20180111.021
1/11/18 Security Update 306 20180110.021
1/9/18 Security Update 305 20180109.021
1/8/18 Security Update 304 20180108.021
1/6/18 Security Update 303 20180106.021
1/5/18 Security Update 302 20180105.021
1/4/18 Security Update 301 20180104.021
1/3/18 Security Update 300 20180103.023
1/3/18 Security Update 299 20180103.021
1/1/18 Security Update 298 20180101.021
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